diff --git a/.github/workflows/pypi-release.yml b/.github/workflows/pypi-release.yml
index bc5d0e01..b8c6d894 100644
--- a/.github/workflows/pypi-release.yml
+++ b/.github/workflows/pypi-release.yml
@@ -7,7 +7,7 @@ on:
 jobs:
   build-and-publish-to-pypi:
     name: Build and publish library to PyPI
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
      - uses: actions/checkout@master
      - name: Set up Python
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 70fad73a..f7c79077 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -1,6 +1,12 @@
 Changelog
 =========
 
+Version v31.1.1
+----------------
+
+- Update CI, change run OS for Pypi release to 22.04
+
+
 Version v31.1.0
 ----------------