diff --git a/.github/workflows/validate_submission.yml b/.github/workflows/validate_submission.yml
index 50deb97..cff5979 100644
--- a/.github/workflows/validate_submission.yml
+++ b/.github/workflows/validate_submission.yml
@@ -13,7 +13,7 @@ on:
 
 jobs:
   validate-submission_job:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-22.04
     
     outputs:
       changed_files: ${{ steps.get_changed_files.outputs.all_changed_files }}