diff --git a/.rubocop.yml b/.rubocop.yml
index 3e407d0bb..1592efee4 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -22,6 +22,9 @@ Lint/EmptyBlock:
 Style/Documentation:
   Enabled: false
 
+Style/HashSyntax:
+  EnforcedShorthandSyntax: always
+
 Style/MultilineIfModifier:
   Enabled: false
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index a384d431c..62b981520 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -11,6 +11,7 @@
 * [#2657](https://github.com/ruby-grape/grape/pull/2657): Instantiate validators at definition time - [@ericproulx](https://github.com/ericproulx).
 * [#2667](https://github.com/ruby-grape/grape/pull/2667): Skip instrumentation in run_validators when no validators present - [@ericproulx](https://github.com/ericproulx).
 * [#2670](https://github.com/ruby-grape/grape/pull/2670): Added support for Rack 3.2.6 and better handling to rack exceptions - [@ericproulx](https://github.com/ericproulx).
+* [#2671](https://github.com/ruby-grape/grape/pull/2671): Use ruby 3.1 shorthand kwargs syntax - [@ericproulx](https://github.com/ericproulx).
 * Your contribution here.
 
 #### Fixes
diff --git a/lib/grape/api.rb b/lib/grape/api.rb
index f8e8b7db9..581da519b 100644
--- a/lib/grape/api.rb
+++ b/lib/grape/api.rb
@@ -44,7 +44,7 @@ def initial_setup(base_instance_parent)
       def override_all_methods!
         (base_instance.methods - Class.methods - NON_OVERRIDABLE).each do |method_override|
           define_singleton_method(method_override) do |*args, **kwargs, &block|
-            add_setup(method: method_override, args: args, kwargs: kwargs, block: block)
+            add_setup(method: method_override, args:, kwargs:, block:)
           end
         end
       end
diff --git a/lib/grape/api/instance.rb b/lib/grape/api/instance.rb
index 8e081fd91..40eca7378 100644
--- a/lib/grape/api/instance.rb
+++ b/lib/grape/api/instance.rb
@@ -170,7 +170,7 @@ def collect_route_config_per_pattern(all_routes)
           allow_header = namespace_inheritable[:do_not_route_options] ? allowed_methods : [Rack::OPTIONS] | allowed_methods
           last_route.app.options[:options_route_enabled] = true unless namespace_inheritable[:do_not_route_options] || allowed_methods.include?(Rack::OPTIONS)
 
-          greedy_route = Grape::Router::GreedyRoute.new(last_route.pattern, endpoint: last_route.app, allow_header: allow_header)
+          greedy_route = Grape::Router::GreedyRoute.new(last_route.pattern, endpoint: last_route.app, allow_header:)
           @router.associate_routes(greedy_route)
         end
       end
diff --git a/lib/grape/declared_params_handler.rb b/lib/grape/declared_params_handler.rb
index fd31a4460..1b9226c67 100644
--- a/lib/grape/declared_params_handler.rb
+++ b/lib/grape/declared_params_handler.rb
@@ -12,9 +12,9 @@ def initialize(include_missing: true, evaluate_given: false, stringify: false, c
     def call(passed_params, declared_params, route_params, renamed_params)
       recursive_declared(
         passed_params,
-        declared_params: declared_params,
-        route_params: route_params,
-        renamed_params: renamed_params
+        declared_params:,
+        route_params:,
+        renamed_params:
       )
     end
 
diff --git a/lib/grape/dsl/declared.rb b/lib/grape/dsl/declared.rb
index 7d2cfda15..8dbdd7f2b 100644
--- a/lib/grape/dsl/declared.rb
+++ b/lib/grape/dsl/declared.rb
@@ -23,7 +23,7 @@ def declared(passed_params, include_parent_namespaces: true, include_missing: tr
         raise MethodNotYetAvailable unless before_filter_passed
 
         contract_key_map = inheritable_setting.namespace_stackable[:contract_key_map]
-        handler = DeclaredParamsHandler.new(include_missing:, evaluate_given:, stringify:, contract_key_map: contract_key_map)
+        handler = DeclaredParamsHandler.new(include_missing:, evaluate_given:, stringify:, contract_key_map:)
         declared_params = include_parent_namespaces ? inheritable_setting.route[:declared_params] : (inheritable_setting.namespace_stackable[:declared_params].last || [])
         renamed_params = inheritable_setting.route[:renamed_params] || {}
         route_params = options.dig(:route_options, :params) || {} # options = endpoint's option
diff --git a/lib/grape/dsl/desc.rb b/lib/grape/dsl/desc.rb
index 7333fcf5b..852df6f96 100644
--- a/lib/grape/dsl/desc.rb
+++ b/lib/grape/dsl/desc.rb
@@ -55,7 +55,7 @@ def desc(description, options = {}, &config_block)
             endpoint_config = defined?(configuration) ? configuration : nil
             Grape::Util::ApiDescription.new(description, endpoint_config, &config_block).settings
           else
-            options.merge(description: description)
+            options.merge(description:)
           end
         inheritable_setting.namespace[:description] = settings
         inheritable_setting.route[:description] = settings
diff --git a/lib/grape/dsl/inside_route.rb b/lib/grape/dsl/inside_route.rb
index 213ac2bc2..fff856884 100644
--- a/lib/grape/dsl/inside_route.rb
+++ b/lib/grape/dsl/inside_route.rb
@@ -29,11 +29,11 @@ def error!(message, status = nil, additional_headers = nil, backtrace = nil, ori
         status = self.status(status || inheritable_setting.namespace_inheritable[:default_error_status])
         headers = additional_headers.present? ? header.merge(additional_headers) : header
         throw :error,
-              message: message,
-              status: status,
-              headers: headers,
-              backtrace: backtrace,
-              original_exception: original_exception
+              message:,
+              status:,
+              headers:,
+              backtrace:,
+              original_exception:
       end
 
       # Redirect to a new url.
@@ -272,7 +272,7 @@ def entity_class_for_obj(object, options)
       # @return the representation of the given object as done through
       #   the given entity_class.
       def entity_representation_for(entity_class, object, options)
-        embeds = { env: env }
+        embeds = { env: }
         embeds[:version] = env[Grape::Env::API_VERSION] if env.key?(Grape::Env::API_VERSION)
         entity_class.represent(object, **embeds, **options)
       end
diff --git a/lib/grape/dsl/parameters.rb b/lib/grape/dsl/parameters.rb
index 2c70a9dbd..feadbd664 100644
--- a/lib/grape/dsl/parameters.rb
+++ b/lib/grape/dsl/parameters.rb
@@ -167,7 +167,7 @@ def with(**opts, &)
 
       %i[mutually_exclusive exactly_one_of at_least_one_of all_or_none_of].each do |validator|
         define_method validator do |*attrs, message: nil|
-          validates(attrs, validator => { value: true, message: message })
+          validates(attrs, validator => { value: true, message: })
         end
       end
 
diff --git a/lib/grape/dsl/routing.rb b/lib/grape/dsl/routing.rb
index 8782e8391..2dc9ed13a 100644
--- a/lib/grape/dsl/routing.rb
+++ b/lib/grape/dsl/routing.rb
@@ -136,8 +136,8 @@ def mount(mounts, *opts)
           endpoints << Grape::Endpoint.new(
             in_setting,
             method: :any,
-            path: path,
-            app: app,
+            path:,
+            app:,
             route_options: { anchor: false },
             forward_match: !app.respond_to?(:inheritable_setting),
             for: self
@@ -167,7 +167,7 @@ def route(methods, paths = ['/'], route_options = {}, &)
 
         new_endpoint = Grape::Endpoint.new(
           inheritable_setting,
-          method: method,
+          method:,
           path: paths,
           for: self,
           route_options: all_route_options,
@@ -203,7 +203,7 @@ def namespace(space = nil, requirements: nil, **options, &block)
 
         within_namespace do
           nest(block) do
-            inheritable_setting.namespace_stackable[:namespace] = Grape::Namespace.new(space, requirements: requirements, **options) if space
+            inheritable_setting.namespace_stackable[:namespace] = Grape::Namespace.new(space, requirements:, **options) if space
           end
         end
       end
@@ -230,7 +230,7 @@ def route_param(param, requirements: nil, type: nil, **, &)
           requires param, type: type
         end if type
 
-        namespace(":#{param}", requirements: requirements, **, &)
+        namespace(":#{param}", requirements:, **, &)
       end
 
       # @return array of defined versions
diff --git a/lib/grape/endpoint.rb b/lib/grape/endpoint.rb
index ec38dc633..e82099bbd 100644
--- a/lib/grape/endpoint.rb
+++ b/lib/grape/endpoint.rb
@@ -158,7 +158,7 @@ def inspect
     protected
 
     def run
-      ActiveSupport::Notifications.instrument('endpoint_run.grape', endpoint: self, env: env) do
+      ActiveSupport::Notifications.instrument('endpoint_run.grape', endpoint: self, env:) do
         @request = Grape::Request.new(env, build_params_with: inheritable_setting.namespace_inheritable[:build_params_with])
         begin
           self.class.run_before_each(self)
@@ -174,7 +174,7 @@ def run
             status 204
           else
             run_filters before_validations, :before_validation
-            run_validators request: request
+            run_validators(request:)
             run_filters after_validations, :after_validation
             response_object = execute
           end
@@ -210,7 +210,7 @@ def run_validators(request:)
       validation_errors = []
 
       Grape::Validations::ParamScopeTracker.track do
-        ActiveSupport::Notifications.instrument('endpoint_run_validators.grape', endpoint: self, validators: validators, request:) do
+        ActiveSupport::Notifications.instrument('endpoint_run_validators.grape', endpoint: self, validators:, request:) do
           validators.each do |validator|
             validator.validate(request)
           rescue Grape::Exceptions::Validation => e
@@ -229,7 +229,7 @@ def run_validators(request:)
     def run_filters(filters, type = :other)
       return unless filters
 
-      ActiveSupport::Notifications.instrument('endpoint_run_filters.grape', endpoint: self, filters: filters, type: type) do
+      ActiveSupport::Notifications.instrument('endpoint_run_filters.grape', endpoint: self, filters:, type:) do
         filters.each { |filter| instance_eval(&filter) }
       end
     end
@@ -279,7 +279,7 @@ def to_routes
 
     def prepare_default_route_attributes(route_options)
       {
-        namespace: namespace,
+        namespace:,
         version: prepare_version(inheritable_setting.namespace_inheritable[:version]),
         requirements: prepare_routes_requirements(route_options[:requirements]),
         prefix: inheritable_setting.namespace_inheritable[:root_prefix],
@@ -316,15 +316,15 @@ def build_stack
       stack.use Rack::Head
       stack.use Rack::Lint if lint?
       stack.use Grape::Middleware::Error,
-                format: format,
-                content_types: content_types,
+                format:,
+                content_types:,
                 default_status: inheritable_setting.namespace_inheritable[:default_error_status],
                 rescue_all: inheritable_setting.namespace_inheritable[:rescue_all],
                 rescue_grape_exceptions: inheritable_setting.namespace_inheritable[:rescue_grape_exceptions],
                 default_error_formatter: inheritable_setting.namespace_inheritable[:default_error_formatter],
                 error_formatters: inheritable_setting.namespace_stackable_with_hash(:error_formatters),
                 rescue_options: inheritable_setting.namespace_stackable_with_hash(:rescue_options),
-                rescue_handlers: rescue_handlers,
+                rescue_handlers:,
                 base_only_rescue_handlers: inheritable_setting.namespace_stackable_with_hash(:base_only_rescue_handlers),
                 all_rescue_handler: inheritable_setting.namespace_inheritable[:all_rescue_handler],
                 grape_exceptions_rescue_handler: inheritable_setting.namespace_inheritable[:grape_exceptions_rescue_handler]
@@ -340,9 +340,9 @@ def build_stack
       end
 
       stack.use Grape::Middleware::Formatter,
-                format: format,
+                format:,
                 default_format: inheritable_setting.namespace_inheritable[:default_format] || :txt,
-                content_types: content_types,
+                content_types:,
                 formatters: inheritable_setting.namespace_stackable_with_hash(:formatters),
                 parsers: inheritable_setting.namespace_stackable_with_hash(:parsers)
 
@@ -360,7 +360,7 @@ def build_helpers
 
     def build_response_cookies
       response_cookies do |name, value|
-        cookie_value = value.is_a?(Hash) ? value : { value: value }
+        cookie_value = value.is_a?(Hash) ? value : { value: }
         Rack::Utils.set_cookie_header! header, name, cookie_value
       end
     end
diff --git a/lib/grape/error_formatter/base.rb b/lib/grape/error_formatter/base.rb
index 913a5846d..3e16429aa 100644
--- a/lib/grape/error_formatter/base.rb
+++ b/lib/grape/error_formatter/base.rb
@@ -40,7 +40,7 @@ def present(message, env)
           end
 
           if presenter
-            embeds = { env: env }
+            embeds = { env: }
             embeds[:version] = env[Grape::Env::API_VERSION] if env.key?(Grape::Env::API_VERSION)
             presented_message = presenter.represent(presented_message, embeds).serializable_hash
           end
@@ -51,7 +51,7 @@ def present(message, env)
         def wrap_message(message)
           return message if message.is_a?(Hash)
 
-          { message: message }
+          { message: }
         end
 
         def format_structured_message(_structured_message)
diff --git a/lib/grape/exceptions/incompatible_option_values.rb b/lib/grape/exceptions/incompatible_option_values.rb
index aabe8d5eb..d58c0a20a 100644
--- a/lib/grape/exceptions/incompatible_option_values.rb
+++ b/lib/grape/exceptions/incompatible_option_values.rb
@@ -4,7 +4,7 @@ module Grape
   module Exceptions
     class IncompatibleOptionValues < Base
       def initialize(option1, value1, option2, value2)
-        super(message: compose_message(:incompatible_option_values, option1: option1, value1: value1, option2: option2, value2: value2))
+        super(message: compose_message(:incompatible_option_values, option1:, value1:, option2:, value2:))
       end
     end
   end
diff --git a/lib/grape/exceptions/invalid_accept_header.rb b/lib/grape/exceptions/invalid_accept_header.rb
index fd98849c0..1972faa85 100644
--- a/lib/grape/exceptions/invalid_accept_header.rb
+++ b/lib/grape/exceptions/invalid_accept_header.rb
@@ -4,7 +4,7 @@ module Grape
   module Exceptions
     class InvalidAcceptHeader < Base
       def initialize(message, headers)
-        super(message: compose_message(:invalid_accept_header, message: message), status: 406, headers: headers)
+        super(message: compose_message(:invalid_accept_header, message:), status: 406, headers:)
       end
     end
   end
diff --git a/lib/grape/exceptions/invalid_formatter.rb b/lib/grape/exceptions/invalid_formatter.rb
index 8c8a82f09..717ff9dd7 100644
--- a/lib/grape/exceptions/invalid_formatter.rb
+++ b/lib/grape/exceptions/invalid_formatter.rb
@@ -4,7 +4,7 @@ module Grape
   module Exceptions
     class InvalidFormatter < Base
       def initialize(klass, to_format)
-        super(message: compose_message(:invalid_formatter, klass: klass, to_format: to_format))
+        super(message: compose_message(:invalid_formatter, klass:, to_format:))
       end
     end
   end
diff --git a/lib/grape/exceptions/invalid_message_body.rb b/lib/grape/exceptions/invalid_message_body.rb
index ac9c2efbf..77932c890 100644
--- a/lib/grape/exceptions/invalid_message_body.rb
+++ b/lib/grape/exceptions/invalid_message_body.rb
@@ -4,7 +4,7 @@ module Grape
   module Exceptions
     class InvalidMessageBody < Base
       def initialize(body_format)
-        super(message: compose_message(:invalid_message_body, body_format: body_format), status: 400)
+        super(message: compose_message(:invalid_message_body, body_format:), status: 400)
       end
     end
   end
diff --git a/lib/grape/exceptions/invalid_version_header.rb b/lib/grape/exceptions/invalid_version_header.rb
index cb01ec3d1..1f37598d3 100644
--- a/lib/grape/exceptions/invalid_version_header.rb
+++ b/lib/grape/exceptions/invalid_version_header.rb
@@ -4,7 +4,7 @@ module Grape
   module Exceptions
     class InvalidVersionHeader < Base
       def initialize(message, headers)
-        super(message: compose_message(:invalid_version_header, message: message), status: 406, headers: headers)
+        super(message: compose_message(:invalid_version_header, message:), status: 406, headers:)
       end
     end
   end
diff --git a/lib/grape/exceptions/invalid_versioner_option.rb b/lib/grape/exceptions/invalid_versioner_option.rb
index 9411370b0..49cfc929b 100644
--- a/lib/grape/exceptions/invalid_versioner_option.rb
+++ b/lib/grape/exceptions/invalid_versioner_option.rb
@@ -4,7 +4,7 @@ module Grape
   module Exceptions
     class InvalidVersionerOption < Base
       def initialize(strategy)
-        super(message: compose_message(:invalid_versioner_option, strategy: strategy))
+        super(message: compose_message(:invalid_versioner_option, strategy:))
       end
     end
   end
diff --git a/lib/grape/exceptions/method_not_allowed.rb b/lib/grape/exceptions/method_not_allowed.rb
index 5777e4c29..0254a5157 100644
--- a/lib/grape/exceptions/method_not_allowed.rb
+++ b/lib/grape/exceptions/method_not_allowed.rb
@@ -4,7 +4,7 @@ module Grape
   module Exceptions
     class MethodNotAllowed < Base
       def initialize(headers)
-        super(message: '405 Not Allowed', status: 405, headers: headers)
+        super(message: '405 Not Allowed', status: 405, headers:)
       end
     end
   end
diff --git a/lib/grape/exceptions/missing_mime_type.rb b/lib/grape/exceptions/missing_mime_type.rb
index 5bf43a1dc..dcddc11ca 100644
--- a/lib/grape/exceptions/missing_mime_type.rb
+++ b/lib/grape/exceptions/missing_mime_type.rb
@@ -4,7 +4,7 @@ module Grape
   module Exceptions
     class MissingMimeType < Base
       def initialize(new_format)
-        super(message: compose_message(:missing_mime_type, new_format: new_format))
+        super(message: compose_message(:missing_mime_type, new_format:))
       end
     end
   end
diff --git a/lib/grape/exceptions/unknown_auth_strategy.rb b/lib/grape/exceptions/unknown_auth_strategy.rb
index 04689e2f8..0d28e94cc 100644
--- a/lib/grape/exceptions/unknown_auth_strategy.rb
+++ b/lib/grape/exceptions/unknown_auth_strategy.rb
@@ -4,7 +4,7 @@ module Grape
   module Exceptions
     class UnknownAuthStrategy < Base
       def initialize(strategy:)
-        super(message: compose_message(:unknown_auth_strategy, strategy: strategy))
+        super(message: compose_message(:unknown_auth_strategy, strategy:))
       end
     end
   end
diff --git a/lib/grape/exceptions/unknown_parameter.rb b/lib/grape/exceptions/unknown_parameter.rb
index 0168ff39d..b521bd235 100644
--- a/lib/grape/exceptions/unknown_parameter.rb
+++ b/lib/grape/exceptions/unknown_parameter.rb
@@ -4,7 +4,7 @@ module Grape
   module Exceptions
     class UnknownParameter < Base
       def initialize(param)
-        super(message: compose_message(:unknown_parameter, param: param))
+        super(message: compose_message(:unknown_parameter, param:))
       end
     end
   end
diff --git a/lib/grape/exceptions/unknown_params_builder.rb b/lib/grape/exceptions/unknown_params_builder.rb
index 449860998..e75836797 100644
--- a/lib/grape/exceptions/unknown_params_builder.rb
+++ b/lib/grape/exceptions/unknown_params_builder.rb
@@ -4,7 +4,7 @@ module Grape
   module Exceptions
     class UnknownParamsBuilder < Base
       def initialize(params_builder_type)
-        super(message: compose_message(:unknown_params_builder, params_builder_type: params_builder_type))
+        super(message: compose_message(:unknown_params_builder, params_builder_type:))
       end
     end
   end
diff --git a/lib/grape/exceptions/unknown_validator.rb b/lib/grape/exceptions/unknown_validator.rb
index e856f2b36..fa187efaa 100644
--- a/lib/grape/exceptions/unknown_validator.rb
+++ b/lib/grape/exceptions/unknown_validator.rb
@@ -4,7 +4,7 @@ module Grape
   module Exceptions
     class UnknownValidator < Base
       def initialize(validator_type)
-        super(message: compose_message(:unknown_validator, validator_type: validator_type))
+        super(message: compose_message(:unknown_validator, validator_type:))
       end
     end
   end
diff --git a/lib/grape/exceptions/validation.rb b/lib/grape/exceptions/validation.rb
index 8599c94e7..2d68e9f57 100644
--- a/lib/grape/exceptions/validation.rb
+++ b/lib/grape/exceptions/validation.rb
@@ -15,7 +15,7 @@ def initialize(params:, message: nil, status: nil, headers: nil)
           message = translate_message(message)
         end
 
-        super(status: status, message: message, headers: headers)
+        super(status:, message:, headers:)
       end
 
       # Remove all the unnecessary stuff from Grape::Exceptions::Base like status
diff --git a/lib/grape/exceptions/validation_errors.rb b/lib/grape/exceptions/validation_errors.rb
index 0fbe70c83..3a23c4676 100644
--- a/lib/grape/exceptions/validation_errors.rb
+++ b/lib/grape/exceptions/validation_errors.rb
@@ -9,7 +9,7 @@ class ValidationErrors < Base
 
       def initialize(errors: [], headers: {})
         @errors = errors.group_by(&:params)
-        super(message: full_messages.join(', '), status: 400, headers: headers)
+        super(message: full_messages.join(', '), status: 400, headers:)
       end
 
       def each
diff --git a/lib/grape/middleware/error.rb b/lib/grape/middleware/error.rb
index ef4c7db19..3403c88ec 100644
--- a/lib/grape/middleware/error.rb
+++ b/lib/grape/middleware/error.rb
@@ -38,8 +38,8 @@ def format_message(message, backtrace, original_exception = nil)
         throw :error,
               status: 406,
               message: "The requested format '#{format}' is not supported.",
-              backtrace: backtrace,
-              original_exception: original_exception
+              backtrace:,
+              original_exception:
       end
 
       def find_handler(klass)
diff --git a/lib/grape/middleware/formatter.rb b/lib/grape/middleware/formatter.rb
index 1f5e7cf40..fe616adbd 100644
--- a/lib/grape/middleware/formatter.rb
+++ b/lib/grape/middleware/formatter.rb
@@ -38,7 +38,7 @@ def build_formatted_response(status, headers, bodies)
         else
           # Allow content-type to be explicitly overwritten
           formatter = fetch_formatter(headers, options)
-          bodymap = ActiveSupport::Notifications.instrument('format_response.grape', formatter: formatter, env: env) do
+          bodymap = ActiveSupport::Notifications.instrument('format_response.grape', formatter:, env:) do
             bodies.collect { |body| formatter.call(body, env) }
           end
           Rack::Response.new(bodymap, status, headers)
diff --git a/lib/grape/middleware/versioner/accept_version_header.rb b/lib/grape/middleware/versioner/accept_version_header.rb
index 53bb39f83..eca0c6342 100644
--- a/lib/grape/middleware/versioner/accept_version_header.rb
+++ b/lib/grape/middleware/versioner/accept_version_header.rb
@@ -30,7 +30,7 @@ def before
         private
 
         def not_acceptable!(message)
-          throw :error, status: 406, headers: error_headers, message: message
+          throw :error, status: 406, headers: error_headers, message:
         end
       end
     end
diff --git a/lib/grape/router/pattern.rb b/lib/grape/router/pattern.rb
index 0bcfa9059..5e5c97d99 100644
--- a/lib/grape/router/pattern.rb
+++ b/lib/grape/router/pattern.rb
@@ -16,7 +16,7 @@ class Pattern
       def initialize(origin:, suffix:, anchor:, params:, format:, version:, requirements:)
         @origin = origin
         @path = PatternCache[[build_path_from_pattern(@origin, anchor), suffix]]
-        @pattern = Mustermann::Grape.new(@path, uri_decode: true, params: params, capture: extract_capture(format, version, requirements))
+        @pattern = Mustermann::Grape.new(@path, uri_decode: true, params:, capture: extract_capture(format, version, requirements))
         @to_regexp = @pattern.to_regexp
       end
 
diff --git a/lib/grape/util/api_description.rb b/lib/grape/util/api_description.rb
index e3daa54ed..e347762b4 100644
--- a/lib/grape/util/api_description.rb
+++ b/lib/grape/util/api_description.rb
@@ -25,7 +25,7 @@ class ApiDescription
 
       def initialize(description, endpoint_configuration, &)
         @endpoint_configuration = endpoint_configuration
-        @attributes = { description: description }
+        @attributes = { description: }
         instance_eval(&)
       end
 
diff --git a/lib/grape/util/media_type.rb b/lib/grape/util/media_type.rb
index ea4c2c3d9..2faddb47a 100644
--- a/lib/grape/util/media_type.rb
+++ b/lib/grape/util/media_type.rb
@@ -47,7 +47,7 @@ def parse(media_type)
           type, subtype = media_type.split('/', 2)
           return if type.blank? || subtype.blank?
 
-          new(type: type, subtype: subtype)
+          new(type:, subtype:)
         end
 
         def match?(media_type)
diff --git a/lib/grape/validations/params_scope.rb b/lib/grape/validations/params_scope.rb
index d50357d8a..335cdad6c 100644
--- a/lib/grape/validations/params_scope.rb
+++ b/lib/grape/validations/params_scope.rb
@@ -275,10 +275,10 @@ def new_scope(element, type:, as:, optional: false, &)
 
         self.class.new(
           api: @api,
-          element: element,
+          element:,
           element_renamed: as,
           parent: self,
-          optional: optional,
+          optional:,
           type: type || Array,
           group: @group,
           &
@@ -306,7 +306,7 @@ def new_lateral_scope(dependent_on:, &)
       # @param group [Hash] common options to merge into each parameter in the scope
       # @yield parameter scope
       def new_group_scope(group, &)
-        self.class.new(api: @api, parent: self, group: group, &)
+        self.class.new(api: @api, parent: self, group:, &)
       end
 
       # Pushes declared params to parent or settings, then clears @declared_params.
diff --git a/lib/grape/validations/validators/base.rb b/lib/grape/validations/validators/base.rb
index ac1249108..33c8e322c 100644
--- a/lib/grape/validations/validators/base.rb
+++ b/lib/grape/validations/validators/base.rb
@@ -117,7 +117,7 @@ def validate_param!(attr_name, params)
 
         def validation_error!(attr_name_or_params, message = @exception_message)
           params = attr_name_or_params.is_a?(Array) ? attr_name_or_params : @scope.full_name(attr_name_or_params)
-          raise Grape::Exceptions::Validation.new(params: params, message: message)
+          raise Grape::Exceptions::Validation.new(params:, message:)
         end
 
         def hash_like?(obj)
diff --git a/spec/grape/api/documentation_spec.rb b/spec/grape/api/documentation_spec.rb
index 27ec7cc53..baa088568 100644
--- a/spec/grape/api/documentation_spec.rb
+++ b/spec/grape/api/documentation_spec.rb
@@ -21,7 +21,7 @@
       documentation = { example: 'Joe' }
 
       subject.params do
-        requires 'first_name', documentation: documentation
+        requires 'first_name', documentation:
       end
       subject.get '/'
 
diff --git a/spec/grape/api/inherited_helpers_spec.rb b/spec/grape/api/inherited_helpers_spec.rb
index 49597bc5b..7b3cab7f8 100644
--- a/spec/grape/api/inherited_helpers_spec.rb
+++ b/spec/grape/api/inherited_helpers_spec.rb
@@ -57,7 +57,7 @@ def app
 
     context 'given expected params' do
       it 'inherits helpers from a superclass' do
-        get '/resource', id: id, user: user
+        get('/resource', id:, user:)
         expect(last_response.body).to eq("#{user}: #{id}")
       end
     end
@@ -77,7 +77,7 @@ def app
 
     context 'given expected params' do
       it 'overrides helpers from a superclass' do
-        get '/resource', id: id, user: user
+        get('/resource', id:, user:)
         expect(last_response.body).to eq("#{user} with id: #{id}")
       end
     end
@@ -97,7 +97,7 @@ def app
 
     context 'given expected params' do
       it 'inherits helpers from a superclass' do
-        get '/resource', id: id, user: user
+        get('/resource', id:, user:)
         expect(last_response.body).to eq("#{user}: #{id}")
       end
     end
diff --git a/spec/grape/api_remount_spec.rb b/spec/grape/api_remount_spec.rb
index ed5326b82..464478190 100644
--- a/spec/grape/api_remount_spec.rb
+++ b/spec/grape/api_remount_spec.rb
@@ -210,7 +210,7 @@
         it 'mounts the API and obtains the description and headers definition' do
           root_api.mount a_remounted_api, with: {
             description: endpoint_description,
-            headers: headers,
+            headers:,
             endpoint: api_endpoint,
             response: api_response
           }
diff --git a/spec/grape/api_spec.rb b/spec/grape/api_spec.rb
index 1fb699dbf..a2f374003 100644
--- a/spec/grape/api_spec.rb
+++ b/spec/grape/api_spec.rb
@@ -4281,7 +4281,7 @@ def before
 
     [true, false].each do |anchor|
       it "anchor=#{anchor}" do
-        subject.route :any, '*path', anchor: anchor do
+        subject.route(:any, '*path', anchor:) do
           error!("Unrecognized request path: #{params[:path]} - #{env[Rack::PATH_INFO]}#{env[Rack::SCRIPT_NAME]}", 404)
         end
         get '/v1/hello'
diff --git a/spec/grape/dsl/inside_route_spec.rb b/spec/grape/dsl/inside_route_spec.rb
index 7d48e5ece..feb610b65 100644
--- a/spec/grape/dsl/inside_route_spec.rb
+++ b/spec/grape/dsl/inside_route_spec.rb
@@ -100,7 +100,7 @@ def header(key = nil, val = nil)
   describe '#status' do
     %w[GET PUT OPTIONS].each do |method|
       it 'defaults to 200 on GET' do
-        request = Grape::Request.new(Rack::MockRequest.env_for('/', method: method))
+        request = Grape::Request.new(Rack::MockRequest.env_for('/', method:))
         expect(subject).to receive(:request).and_return(request).twice
         expect(subject.status).to eq 200
       end
diff --git a/spec/grape/endpoint/declared_spec.rb b/spec/grape/endpoint/declared_spec.rb
index 0193c0f92..cc31bc502 100644
--- a/spec/grape/endpoint/declared_spec.rb
+++ b/spec/grape/endpoint/declared_spec.rb
@@ -439,7 +439,7 @@
         route_param :y do
           get do
             {
-              params: params,
+              params:,
               declared_params: declared(params)
             }
           end
@@ -492,7 +492,7 @@
           namespace 'foo' do
             get do
               {
-                params: params,
+                params:,
                 declared_params: declared(params),
                 declared_params_no_parent: declared(params, include_parent_namespaces: false)
               }
@@ -686,7 +686,7 @@
           before = params.to_h
           declared(params, include_missing: false)
           after = params.to_h
-          { before: before, after: after }
+          { before:, after: }
         end
       end
 
diff --git a/spec/grape/exceptions/base_spec.rb b/spec/grape/exceptions/base_spec.rb
index 16b07ac43..b9b8bc82d 100644
--- a/spec/grape/exceptions/base_spec.rb
+++ b/spec/grape/exceptions/base_spec.rb
@@ -2,7 +2,7 @@
 
 describe Grape::Exceptions::Base do
   describe '#to_s' do
-    subject { described_class.new(message: message).to_s }
+    subject { described_class.new(message:).to_s }
 
     let(:message) { 'a_message' }
 
@@ -10,7 +10,7 @@
   end
 
   describe '#message' do
-    subject { described_class.new(message: message).message }
+    subject { described_class.new(message:).message }
 
     let(:message) { 'a_message' }
 
diff --git a/spec/grape/exceptions/validation_errors_spec.rb b/spec/grape/exceptions/validation_errors_spec.rb
index 4bba43d65..c75930af9 100644
--- a/spec/grape/exceptions/validation_errors_spec.rb
+++ b/spec/grape/exceptions/validation_errors_spec.rb
@@ -6,7 +6,7 @@
 
   context 'initialize' do
     subject do
-      described_class.new(errors: [validation_error], headers: headers)
+      described_class.new(errors: [validation_error], headers:)
     end
 
     let(:headers) do
diff --git a/spec/grape/middleware/auth/strategies_spec.rb b/spec/grape/middleware/auth/strategies_spec.rb
index 38bb29fb3..8e42776ae 100644
--- a/spec/grape/middleware/auth/strategies_spec.rb
+++ b/spec/grape/middleware/auth/strategies_spec.rb
@@ -6,7 +6,7 @@
       proc = ->(u, p) { u && p && u == p }
       Rack::Builder.app do
         use Grape::Middleware::Error
-        use(Grape::Middleware::Auth::Base, type: :http_basic, proc: proc)
+        use(Grape::Middleware::Auth::Base, type: :http_basic, proc:)
         run ->(_env) { [200, {}, ['Hello there.']] }
       end
     end
diff --git a/spec/grape/middleware/exception_spec.rb b/spec/grape/middleware/exception_spec.rb
index 6d7712ea9..6a34bfe4a 100644
--- a/spec/grape/middleware/exception_spec.rb
+++ b/spec/grape/middleware/exception_spec.rb
@@ -35,7 +35,7 @@ def call(_env)
     Class.new do
       class << self
         def error!(message, status)
-          throw :error, message: { error: message, detail: 'missing widget' }, status: status
+          throw :error, message: { error: message, detail: 'missing widget' }, status:
         end
 
         def call(_env)
@@ -49,7 +49,7 @@ def call(_env)
     Class.new do
       class << self
         def error!(message, status)
-          throw :error, message: message, status: status
+          throw :error, message:, status:
         end
 
         def call(_env)
diff --git a/spec/grape/middleware/versioner/path_spec.rb b/spec/grape/middleware/versioner/path_spec.rb
index 79aff5376..8aec7d748 100644
--- a/spec/grape/middleware/versioner/path_spec.rb
+++ b/spec/grape/middleware/versioner/path_spec.rb
@@ -32,7 +32,7 @@
 
   [%w[v1 v2], %i[v1 v2], [:v1, 'v2'], ['v1', :v2]].each do |versions|
     context "with specified versions as #{versions}" do
-      let(:options) { { versions: versions } }
+      let(:options) { { versions: } }
 
       it 'throws an error if a non-allowed version is specified' do
         expect(catch(:error) { subject.call(Rack::PATH_INFO => '/v3/awesome') }[:status]).to eq(404)
diff --git a/spec/grape/request_spec.rb b/spec/grape/request_spec.rb
index a0a753e31..19675178f 100644
--- a/spec/grape/request_spec.rb
+++ b/spec/grape/request_spec.rb
@@ -5,8 +5,8 @@
   let(:default_params) { {} }
   let(:default_options) do
     {
-      method: method,
-      params: params
+      method:,
+      params:
     }
   end
   let(:default_env) do
diff --git a/spec/grape/router/greedy_route_spec.rb b/spec/grape/router/greedy_route_spec.rb
index 39c82c87b..dba8966f1 100644
--- a/spec/grape/router/greedy_route_spec.rb
+++ b/spec/grape/router/greedy_route_spec.rb
@@ -1,7 +1,7 @@
 # frozen_string_literal: true
 
 RSpec.describe Grape::Router::GreedyRoute do
-  let(:instance) { described_class.new(pattern, endpoint: endpoint, allow_header: allow_header) }
+  let(:instance) { described_class.new(pattern, endpoint:, allow_header:) }
   let(:pattern) { :pattern }
   let(:endpoint) { instance_double(Grape::Endpoint) }
   let(:allow_header) { false }
diff --git a/spec/grape/util/media_type_spec.rb b/spec/grape/util/media_type_spec.rb
index 2905c3f9e..09e328513 100644
--- a/spec/grape/util/media_type_spec.rb
+++ b/spec/grape/util/media_type_spec.rb
@@ -2,7 +2,7 @@
 
 RSpec.describe Grape::Util::MediaType do
   shared_examples 'MediaType' do
-    it { is_expected.to eq(described_class.new(type: type, subtype: subtype)) }
+    it { is_expected.to eq(described_class.new(type:, subtype:)) }
   end
 
   describe '.parse' do
@@ -91,13 +91,13 @@
 
       it 'calls Rack::Utils.best_q_match' do
         allow(Rack::Utils).to receive(:best_q_match).and_call_original
-        expect(media_type).to eq(described_class.new(type: type, subtype: subtype))
+        expect(media_type).to eq(described_class.new(type:, subtype:))
       end
     end
   end
 
   describe '.==' do
-    subject { described_class.new(type: type, subtype: subtype) }
+    subject { described_class.new(type:, subtype:) }
 
     let(:type) { 'application' }
     let(:subtype) { 'vnd.test-v1+json' }
@@ -108,11 +108,11 @@
   end
 
   describe '.hash' do
-    subject { Set.new([described_class.new(type: type, subtype: subtype)]) }
+    subject { Set.new([described_class.new(type:, subtype:)]) }
 
     let(:type) { 'text' }
     let(:subtype) { 'html' }
 
-    it { is_expected.to include(described_class.new(type: type, subtype: subtype)) }
+    it { is_expected.to include(described_class.new(type:, subtype:)) }
   end
 end
diff --git a/spec/grape/validations/params_scope_spec.rb b/spec/grape/validations/params_scope_spec.rb
index 223fa3b13..371184f64 100644
--- a/spec/grape/validations/params_scope_spec.rb
+++ b/spec/grape/validations/params_scope_spec.rb
@@ -865,7 +865,7 @@ def initialize(value)
                 optional :b
               end
             end
-            subject.get("/evaluate_given_#{evaluate_given}") { declared(params, evaluate_given: evaluate_given).to_json }
+            subject.get("/evaluate_given_#{evaluate_given}") { declared(params, evaluate_given:).to_json }
           end
         end
 
@@ -898,7 +898,7 @@ def initialize(value)
                 optional :f
               end
             end
-            subject.get("/evaluate_given_#{evaluate_given}") { declared(params, evaluate_given: evaluate_given).to_json }
+            subject.get("/evaluate_given_#{evaluate_given}") { declared(params, evaluate_given:).to_json }
           end
         end
 
@@ -947,7 +947,7 @@ def initialize(value)
                 end
               end
             end
-            subject.get("/evaluate_given_#{evaluate_given}") { declared(params, evaluate_given: evaluate_given).to_json }
+            subject.get("/evaluate_given_#{evaluate_given}") { declared(params, evaluate_given:).to_json }
           end
         end
 
@@ -992,7 +992,7 @@ def initialize(value)
               end
             end
             subject.post("/evaluate_given_#{evaluate_given}") do
-              declared(params, evaluate_given: evaluate_given).to_json
+              declared(params, evaluate_given:).to_json
             end
           end
         end
@@ -1021,7 +1021,7 @@ def initialize(value)
               end
             end
             subject.post("/evaluate_given_#{evaluate_given}") do
-              declared(params, evaluate_given: evaluate_given).to_json
+              declared(params, evaluate_given:).to_json
             end
           end
         end
@@ -1064,7 +1064,7 @@ def initialize(value)
               end
             end
             subject.post("/evaluate_given_#{evaluate_given}") do
-              declared(params, evaluate_given: evaluate_given).to_json
+              declared(params, evaluate_given:).to_json
             end
           end
         end
@@ -1113,7 +1113,7 @@ def initialize(value)
               end
             end
             subject.post("/evaluate_given_#{evaluate_given}") do
-              declared(params, evaluate_given: evaluate_given).to_json
+              declared(params, evaluate_given:).to_json
             end
           end
         end
diff --git a/spec/grape/validations/validators/coerce_validator_spec.rb b/spec/grape/validations/validators/coerce_validator_spec.rb
index a9fae7280..c89ef6a40 100644
--- a/spec/grape/validations/validators/coerce_validator_spec.rb
+++ b/spec/grape/validations/validators/coerce_validator_spec.rb
@@ -263,7 +263,7 @@ def self.parse(_val)
             type = custom_type
 
             subject.params do
-              requires :name, type: type
+              requires :name, type:
             end
             subject.get '/whatever' do
               params[:name].class
@@ -398,7 +398,7 @@ def self.parse(_val)
             params[:file][:filename]
           end
 
-          post '/upload', file: file
+          post('/upload', file:)
           expect(last_response).to be_created
           expect(last_response.body).to eq(filename)
 
@@ -415,7 +415,7 @@ def self.parse(_val)
             params[:file][:filename]
           end
 
-          post '/upload', file: file
+          post('/upload', file:)
           expect(last_response).to be_created
           expect(last_response.body).to eq(filename)
 
@@ -462,7 +462,7 @@ def self.parse(_val)
           Grape::Validations::Types::PRIMITIVES.each do |type|
             it 'respects the nil value' do
               subject.params do
-                requires :param, type: type
+                requires :param, type:
               end
               subject.get '/nil_value' do
                 params[:param].class
@@ -479,7 +479,7 @@ def self.parse(_val)
           Grape::Validations::Types::STRUCTURES.each do |type|
             it 'respects the nil value' do
               subject.params do
-                requires :param, type: type
+                requires :param, type:
               end
               subject.get '/nil_value' do
                 params[:param].class
@@ -496,7 +496,7 @@ def self.parse(_val)
           Grape::Validations::Types::SPECIAL.each_key do |type|
             it 'respects the nil value' do
               subject.params do
-                requires :param, type: type
+                requires :param, type:
               end
               subject.get '/nil_value' do
                 params[:param].class
@@ -515,7 +515,7 @@ def self.parse(_val)
             ].each do |type|
               it 'respects the nil value' do
                 subject.params do
-                  requires :param, type: type
+                  requires :param, type:
                 end
                 subject.get '/nil_value' do
                   params[:param].class
@@ -535,7 +535,7 @@ def self.parse(_val)
           (Grape::Validations::Types::PRIMITIVES - [String]).each do |type|
             it "is coerced to nil for type #{type}" do
               subject.params do
-                requires :param, type: type
+                requires :param, type:
               end
               subject.get '/empty_string' do
                 params[:param].class
@@ -565,7 +565,7 @@ def self.parse(_val)
           (Grape::Validations::Types::STRUCTURES - [Hash]).each do |type|
             it "is coerced to nil for type #{type}" do
               subject.params do
-                requires :param, type: type
+                requires :param, type:
               end
               subject.get '/empty_string' do
                 params[:param].class
@@ -582,7 +582,7 @@ def self.parse(_val)
           (Grape::Validations::Types::SPECIAL.keys - [File, Rack::Multipart::UploadedFile]).each do |type|
             it "is coerced to nil for type #{type}" do
               subject.params do
-                requires :param, type: type
+                requires :param, type:
               end
               subject.get '/empty_string' do
                 params[:param].class
@@ -601,7 +601,7 @@ def self.parse(_val)
             ].each do |type|
               it "is coerced to nil for type #{type}" do
                 subject.params do
-                  requires :param, type: type
+                  requires :param, type:
                 end
                 subject.get '/empty_string' do
                   params[:param].class
diff --git a/spec/grape/validations/validators/default_validator_spec.rb b/spec/grape/validations/validators/default_validator_spec.rb
index 92e9066b7..831f15b28 100644
--- a/spec/grape/validations/validators/default_validator_spec.rb
+++ b/spec/grape/validations/validators/default_validator_spec.rb
@@ -417,7 +417,7 @@ def app
       ].each do |type, default|
         it 'respects the default value' do
           subject.params do
-            optional :param, type: type, default: default
+            optional :param, type:, default:
           end
           subject.get '/default_value' do
             params[:param]
@@ -442,7 +442,7 @@ def app
       ].each do |type, default|
         it 'respects the default value' do
           subject.params do
-            optional :param, type: type, default: default
+            optional :param, type:, default:
           end
           subject.get '/default_value' do
             params[:param]
@@ -468,7 +468,7 @@ def app
       ].each do |type, default|
         it 'respects the default value' do
           subject.params do
-            optional :param, type: type, default: default
+            optional :param, type:, default:
           end
           subject.get '/default_value' do
             params[:param]
@@ -490,7 +490,7 @@ def app
       ].each do |type, default|
         it 'respects the default value' do
           subject.params do
-            optional :param, type: type, default: default
+            optional :param, type:, default:
           end
           subject.get '/default_value' do
             params[:param]
diff --git a/spec/grape/validations_spec.rb b/spec/grape/validations_spec.rb
index 23aa17e3f..63c1e4598 100644
--- a/spec/grape/validations_spec.rb
+++ b/spec/grape/validations_spec.rb
@@ -1409,7 +1409,7 @@ def validate_param!(attr_name, params)
             def validate_param!(attr_name, params)
               return if params[attr_name] == @option[:text]
 
-              raise Grape::Exceptions::Validation.new(params: [@scope.full_name(attr_name)], message: message)
+              raise Grape::Exceptions::Validation.new(params: [@scope.full_name(attr_name)], message:)
             end
           end
         end
diff --git a/spec/integration/hashie/hashie_spec.rb b/spec/integration/hashie/hashie_spec.rb
index 96d3388f9..c4d373e73 100644
--- a/spec/integration/hashie/hashie_spec.rb
+++ b/spec/integration/hashie/hashie_spec.rb
@@ -112,8 +112,8 @@
     let(:default_params) { {} }
     let(:default_options) do
       {
-        method: method,
-        params: params
+        method:,
+        params:
       }
     end
     let(:default_env) do
diff --git a/spec/support/versioned_helpers.rb b/spec/support/versioned_helpers.rb
index ce682e0d7..26e5a67c5 100644
--- a/spec/support/versioned_helpers.rb
+++ b/spec/support/versioned_helpers.rb
@@ -38,7 +38,7 @@ def versioned_headers(options)
       end
 
       def versioned_get(path, version_name, version_options)
-        path = versioned_path(version_options.merge(version: version_name, path: path))
+        path = versioned_path(version_options.merge(version: version_name, path:))
         headers = versioned_headers(version_options.merge(version: version_name))
         params = {}
         params = { version_options[:parameter] => version_name } if version_options[:using] == :param