diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index 8aa36f18a..d0f7c2e62 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout 📥
-        uses: actions/checkout@v3.6.0
+        uses: actions/checkout@v4.0.0
         with:
           token: '${{ secrets.GHPAGES_ACTION_CHECKOUT_TOKEN_PAT }}'
           fetch-depth: '0' # https://github.com/timvink/mkdocs-git-revision-date-localized-plugin#note-when-using-build-environments
diff --git a/.github/workflows/renovate_check-build.yml b/.github/workflows/renovate_check-build.yml
index 8f4f90161..a44804f58 100644
--- a/.github/workflows/renovate_check-build.yml
+++ b/.github/workflows/renovate_check-build.yml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout 📥
-        uses: actions/checkout@v3.6.0
+        uses: actions/checkout@v4.0.0
         with:
           token: '${{ secrets.GHPAGES_ACTION_CHECKOUT_TOKEN_PAT }}'
           fetch-depth: '0' # https://github.com/timvink/mkdocs-git-revision-date-localized-plugin#note-when-using-build-environments