diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index f0a6bf1..27cf752 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
       # keep in sync with `make lint` in Makefile
       - name: Lint Dockerfile
         uses: hadolint/hadolint-action@v3.3.0
@@ -33,7 +33,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
 
       - name: Build documentation
         run: make build
@@ -58,7 +58,7 @@ jobs:
       url: ${{ steps.deployment.outputs.page_url }}
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
       - name: Deploy to GitHub Pages
         id: deployment
         uses: actions/deploy-pages@v4