diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 6fea85f..31f674b 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -22,11 +22,11 @@ jobs:
       fail-fast: false
       matrix:
         os: ["ubuntu-latest"]
-        python-version: ["3.11", "3.13", "3.14"]
+        python-version: ["3.12", "3.14"]
         env: [""]
         include:
           - env: "min-all-deps"
-            python-version: "3.11"
+            python-version: "3.12"
             os: "ubuntu-latest"
           - env: ""
             python-version: "3.14"
diff --git a/CHANGELOG.md b/CHANGELOG.md
index e7c37ad..3a33484 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,9 @@
 
 ### Breaking changes
 
+- Removed support for python 3.11 ([#233](https://github.com/mpytools/mplotutils/pull/233)).
+
+
 ### Enhancements
 
 ### Bug fixes
diff --git a/ci/requirements/min-all-deps.yml b/ci/requirements/min-all-deps.yml
index d46298d..307a01a 100644
--- a/ci/requirements/min-all-deps.yml
+++ b/ci/requirements/min-all-deps.yml
@@ -3,7 +3,7 @@ channels:
   - conda-forge
   - nodefaults
 dependencies:
-  - python=3.11
+  - python=3.12
   - cartopy=0.23
   - matplotlib-base=3.9
   - numpy=1.26
diff --git a/docs/installation.md b/docs/installation.md
index e24da08..bf7d696 100644
--- a/docs/installation.md
+++ b/docs/installation.md
@@ -2,7 +2,7 @@
 
 ## Required dependencies
 
-- Python
+- python
 - [cartopy](http://scitools.org.uk/cartopy/)
 - [matplotlib](http://matplotlib.org/)
 - [numpy](http://www.numpy.org/)
diff --git a/pyproject.toml b/pyproject.toml
index ada33bd..e1ff0a3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -10,7 +10,6 @@ classifiers = [
     "Intended Audience :: Science/Research",
     "Programming Language :: Python",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",
     "Programming Language :: Python :: 3.14",
@@ -18,7 +17,7 @@ classifiers = [
     "Topic :: Scientific/Engineering :: Atmospheric Science",
     "Topic :: Scientific/Engineering :: GIS",
 ]
-requires-python = ">=3.11"
+requires-python = ">=3.12"
 dependencies = [
     "cartopy >=0.23",
     "matplotlib >=3.9",
@@ -57,7 +56,7 @@ tests = [
     "pytest",
 ]
 dev = [
-    "regionmask[full, tests]", # docs
+    "mplotutils[full, tests]", # docs
     "black !=23",
     "ruff",
 ]