diff --git a/.github/workflows/release.yaml b/.github/workflows/release.yaml
index bccf380..660ef8e 100644
--- a/.github/workflows/release.yaml
+++ b/.github/workflows/release.yaml
@@ -6,7 +6,7 @@ on:
 jobs:
   inspect:
     runs-on: ubuntu-latest
-    container: python:3.10
+    container: python:3.11
     steps:
       - uses: actions/checkout@v3
         with:
@@ -37,7 +37,7 @@ jobs:
           prerelease: false
   pypi_release:
     runs-on: ubuntu-latest
-    container: python:3.10
+    container: python:3.11
     needs:
       - inspect
       - github_release
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 5d5b00f..63b0452 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -6,7 +6,7 @@ on:
 jobs:
   tests:
     runs-on: ubuntu-latest
-    container: python:3.10
+    container: python:3.11
     steps:
       - uses: actions/checkout@v3
       - name: Install package.
@@ -17,7 +17,7 @@ jobs:
         run: pytest
   build:
     runs-on: ubuntu-latest
-    container: python:3.10
+    container: python:3.11
     steps:
       - uses: actions/checkout@v3
       - name: Install package.
@@ -26,7 +26,7 @@ jobs:
         run: aip-site-gen tests/test_data/ /out/
   lint:
     runs-on: ubuntu-latest
-    container: python:3.10
+    container: python:3.11
     steps:
       - uses: actions/checkout@v3
       - name: Install the linter (flake8).
@@ -35,7 +35,7 @@ jobs:
         run: flake8 aip_site/ tests/
   mypy:
     runs-on: ubuntu-latest
-    container: python:3.10
+    container: python:3.11
     steps:
       - uses: actions/checkout@v3
       - name: Install package.
diff --git a/setup.py b/setup.py
index e1f35be..0ee07bb 100644
--- a/setup.py
+++ b/setup.py
@@ -56,7 +56,7 @@
         'pyyaml==6.0',
         'six==1.16.0',
         'types-Markdown==3.4.2.1',
-        'types-PyYAML==6.0.12',
+        'types-PyYAML==6.0.12.1',
         'werkzeug==2.2.2',
     ),
     python_requires='>=3.8',