diff --git a/.github/workflows/build_environment.yml b/.github/workflows/build_environment.yml
index 7f82d9b..f323ab5 100644
--- a/.github/workflows/build_environment.yml
+++ b/.github/workflows/build_environment.yml
@@ -23,7 +23,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10  # v6.0.3
         with:
           submodules: true
 
diff --git a/.github/workflows/pull_request_build.yml b/.github/workflows/pull_request_build.yml
index 6cec932..406508b 100644
--- a/.github/workflows/pull_request_build.yml
+++ b/.github/workflows/pull_request_build.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd  # v6.0.2
+        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10  # v6.0.3
         with:
           submodules: true