diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 7f9c34d..b79cb28 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -33,7 +33,7 @@ jobs:
         python-version: ["3.11"]
 
     steps:
-    - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+    - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
 
     - uses: actions-ext/python/setup@main
       with: