diff --git a/.github/workflows/weekly-submodule-update.yml b/.github/workflows/weekly-submodule-update.yml
index 77e22b5..4b7258e 100644
--- a/.github/workflows/weekly-submodule-update.yml
+++ b/.github/workflows/weekly-submodule-update.yml
@@ -15,7 +15,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
           submodules: recursive