diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 429549a..e66f6c6 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -26,7 +26,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out
-        uses: actions/checkout@v7
+        uses: actions/checkout@v7.0.0
 
       # Pin the toolchain to JDK 21 (matches the Gradle toolchain the convention plugins request,
       # so no foojay auto-download is needed in CI).
diff --git a/.github/workflows/pages.yml b/.github/workflows/pages.yml
index 1b2f746..5d03820 100644
--- a/.github/workflows/pages.yml
+++ b/.github/workflows/pages.yml
@@ -27,7 +27,7 @@ jobs:
       url: ${{ steps.deployment.outputs.page_url }}
     steps:
       - name: Checkout
-        uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
 
       - name: Configure Pages
         uses: actions/configure-pages@45bfe0192ca1faeb007ade9deae92b16b8254a0d # v6