diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8b0328b8..9419b392 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,6 +16,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+        with:
+          persist-credentials: false
 
       - name: Check version consistency
         run: ./test/check-version-consistency.sh