diff --git a/.github/workflows/site-test-and-deploy.yml b/.github/workflows/site-test-and-deploy.yml
index cc7b0681..b9feda29 100644
--- a/.github/workflows/site-test-and-deploy.yml
+++ b/.github/workflows/site-test-and-deploy.yml
@@ -26,7 +26,7 @@ jobs:
       - name: Run tests
         run: go test ./...
       - name: Restore build cache
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         with:
           path: site/build
           key: site-build-${{ hashFiles('site/content/**', 'site/templates/**', 'site/static/**') }}