diff --git a/.github/workflows/check-mkdocs-build.yml b/.github/workflows/check-mkdocs-build.yml
index 982c671b..b6a43758 100644
--- a/.github/workflows/check-mkdocs-build.yml
+++ b/.github/workflows/check-mkdocs-build.yml
@@ -10,6 +10,9 @@ jobs:
     runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v2
+      - uses: actions/setup-python@v5
+        with:
+          python-version: '3.10.12'
 
       - name: Allow to move dotfiles
         run: |