diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index accf2c6b..95a8f4c4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -50,7 +50,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.10", "3.11", "3.12", "3.13"]
+        python-version: ["3.11", "3.12", "3.13"]
         os: ["ubuntu-latest", "macos-latest", "windows-latest"]
 
     steps:
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index e1dd39f6..e79db013 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -4,7 +4,7 @@ ci:
 # https://pre-commit.com/
 repos:
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v5.0.0
+    rev: v6.0.0
     hooks:
       - id: trailing-whitespace
       - id: end-of-file-fixer
@@ -37,7 +37,7 @@ repos:
         additional_dependencies: ["black==25.1.0"]
       - id: blackdoc-autoupdate-black
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.12.7
+    rev: v0.12.8
     hooks:
       - id: ruff
         args: [--fix]
diff --git a/docs/requirements.txt b/docs/requirements.txt
index 65118338..0d80f7d1 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -1,8 +1,8 @@
-pint>=0.21
-xarray>=2022.06.0
+pint>=0.24
+xarray>=2023.07.0
 pooch
 netCDF4
-cf-xarray>=0.6
+cf-xarray
 sphinx
 sphinx_rtd_theme>=1.0
 ipython
diff --git a/docs/whats-new.rst b/docs/whats-new.rst
index 506a9939..73e289e4 100644
--- a/docs/whats-new.rst
+++ b/docs/whats-new.rst
@@ -4,7 +4,18 @@ What's new
 ==========
 0.6.0 (*unreleased*)
 --------------------
+- Bump dependency versions (:pull:`313`):
 
+  ============ ==============  ==============
+   dependency    old minimum     new minimum
+  ============ ==============  ==============
+   python              3.10             3.11
+   xarray         2022.06.0        2023.07.0
+   numpy               1.23             1.26
+   pint                0.21             0.24
+  ============ ==============  ==============
+
+  By `Justus Magin <https://github.com/keewis>`_.
 
 0.5.1 (10 Aug 2025)
 -------------------
diff --git a/pyproject.toml b/pyproject.toml
index 9a4da365..7314eb33 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,26 +4,24 @@ authors = [
   { name = "Tom Nicholas", email = "tomnicholas1@googlemail.com" },
 ]
 description = "Physical units interface to xarray using Pint"
-license = { text = "Apache-2" }
+license = "Apache-2.0"
 readme = "README.md"
 classifiers = [
   "Development Status :: 3 - Alpha",
   "Environment :: Console",
   "Intended Audience :: Science/Research",
-  "License :: OSI Approved :: Apache Software License",
   "Operating System :: OS Independent",
   "Programming Language :: Python",
-  "Programming Language :: Python :: 3.10",
   "Programming Language :: Python :: 3.11",
   "Programming Language :: Python :: 3.12",
   "Programming Language :: Python :: 3.13",
   "Topic :: Scientific/Engineering",
 ]
-requires-python = ">=3.10"
+requires-python = ">=3.11"
 dependencies = [
-  "numpy >= 1.23",
-  "xarray >= 2022.06.0",
-  "pint >= 0.21",
+  "xarray >= 2023.07.0",
+  "numpy >= 1.26",
+  "pint >= 0.24",
 ]
 dynamic = ["version"]
 
@@ -38,7 +36,7 @@ include = [
 ]
 
 [build-system]
-requires = ["setuptools >= 64", "setuptools_scm >= 7.0"]
+requires = ["setuptools >= 77", "setuptools_scm >= 8"]
 build-backend = "setuptools.build_meta"
 
 [tool.setuptools_scm]
@@ -48,7 +46,7 @@ fallback_version = "999"
 junit_family = "xunit2"
 
 [tool.ruff]
-target-version = "py310"
+target-version = "py311"
 builtins = ["ellipsis"]
 exclude = [
   ".git",