diff --git a/tools/ci-build/smithy-rs-tool-common/Cargo.toml b/tools/ci-build/smithy-rs-tool-common/Cargo.toml
index 1aace74e3db..9fe69ae163c 100644
--- a/tools/ci-build/smithy-rs-tool-common/Cargo.toml
+++ b/tools/ci-build/smithy-rs-tool-common/Cargo.toml
@@ -28,10 +28,10 @@ serde = { version = "1", features = ["derive"] }
 serde_json = "1"
 serde_yaml = "0.9"
 thiserror = "1.0.56"
-tokio = { version = "1.20.1", features = ["rt", "macros"], optional = true }
+tokio = { version = "1.38.2", features = ["rt", "macros"], optional = true }
 toml = { version = "0.5.8", features = ["preserve_order"] }
 tracing = "0.1"
 
 [dev-dependencies]
 tempfile = "3.16.0"
-tokio = { version = "1.20.1", features = ["rt", "macros"] }
+tokio = { version = "1.38.2", features = ["rt", "macros"] }
diff --git a/tools/ci-cdk/canary-runner/Cargo.lock b/tools/ci-cdk/canary-runner/Cargo.lock
index a145ab9d446..6ba8d58a497 100644
--- a/tools/ci-cdk/canary-runner/Cargo.lock
+++ b/tools/ci-cdk/canary-runner/Cargo.lock
@@ -2897,9 +2897,9 @@ dependencies = [
 
 [[package]]
 name = "tokio"
-version = "1.38.0"
+version = "1.38.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba4f4a02a7a80d6f274636f0aa95c7e383b912d41fe721a31f29e29698585a4a"
+checksum = "68722da18b0fc4a05fdc1120b302b82051265792a1e1b399086e9b204b10ad3d"
 dependencies = [
  "backtrace",
  "bytes",
diff --git a/tools/ci-cdk/canary-runner/Cargo.toml b/tools/ci-cdk/canary-runner/Cargo.toml
index 4456c7634e4..45aa135c424 100644
--- a/tools/ci-cdk/canary-runner/Cargo.toml
+++ b/tools/ci-cdk/canary-runner/Cargo.toml
@@ -27,7 +27,7 @@ serde = { version = "1", features = ["derive"] }
 serde_json = "1"
 sha1 = "0.10.1"
 smithy-rs-tool-common = { version = "0.1", path = "../../ci-build/smithy-rs-tool-common", features = ["async"] }
-tokio = { version = "1.20.1", features = ["full"] }
+tokio = { version = "1.38.2", features = ["full"] }
 tracing = "0.1"
 tracing-subscriber = { version = "0.3.15", features = ["env-filter", "fmt"] }
 zip = { version = "0.6.2", default-features = false, features = ["deflate"] }