diff --git a/.github/workflows/validation.yml b/.github/workflows/validation.yml
index d169cba..9452990 100644
--- a/.github/workflows/validation.yml
+++ b/.github/workflows/validation.yml
@@ -15,7 +15,7 @@ jobs:
 
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@1d96c772d19495a3b5c517cd2bc0cb401ea0529f
+    - uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b
     - name: Set up Python
       uses: actions/setup-python@82c7e631bb3cdc910f68e0081d67478d79c6982d
       with: