diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3c8d354..6a6178d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -42,7 +42,7 @@ jobs:
 
       - name: Install independent chess oracle
         if: matrix.os == 'ubuntu-latest' && matrix.rust == 'stable'
-        uses: actions/setup-python@82c7e631bb3cdc910f68e0081d67478d79c6982d # v4
+        uses: actions/setup-python@5fda3b95a4ea91299a34e894583c3862153e4b97 # v4
         with:
           python-version: "3.12"