diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index e85fd78..1e9ca5f 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -33,7 +33,7 @@ jobs:
           version: "latest"
       - name: CACHE sphinx build
         id: cache-sphinx-build
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: build
           key: ${{ runner.os }}-sphinx-build-${{ github.ref }}-${{ steps.get-date.outputs.date }}