diff --git a/.github/workflows/docs.yaml b/.github/workflows/docs.yaml
index cb36d46c..f1675862 100644
--- a/.github/workflows/docs.yaml
+++ b/.github/workflows/docs.yaml
@@ -38,7 +38,7 @@ jobs:
         run: |
           echo "cache_id=$(date --utc '+%V')" >> $GITHUB_ENV
       - name: handle cache
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           key: mkdocs-material-${{ env.cache_id }}
           path: .cache