diff --git a/.github/workflows/ci_pipeline.yml b/.github/workflows/ci_pipeline.yml
index 471843c88b42921579c71f2c88d5041023f77e7a..d55f89cba0ebc2b6c71a889e5b9bad27d4c1c0eb 100644
--- a/.github/workflows/ci_pipeline.yml
+++ b/.github/workflows/ci_pipeline.yml
@@ -25,7 +25,7 @@ jobs:
         with:
           environment-file: ${{ env.YML }}
           create-args: >-
-              python=3.12
+              python=3.10
       - name: Code reformatting with black
         run: |
           black pySDC  --check --diff --color