diff --git a/.github/workflows/publish-docs.yml b/.github/workflows/publish-docs.yml
index a4bc2bfbe..39bee09ff 100644
--- a/.github/workflows/publish-docs.yml
+++ b/.github/workflows/publish-docs.yml
@@ -13,7 +13,7 @@ jobs:
       - uses: actions/setup-python@v5
         with:
           python-version: 'pypy3.9'
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         with:
           key: ${{ github.ref }}
           path: .cache