diff --git a/.github/workflows/deploy-docs.yml b/.github/workflows/deploy-docs.yml
index bbf575fe..31c85223 100644
--- a/.github/workflows/deploy-docs.yml
+++ b/.github/workflows/deploy-docs.yml
@@ -24,7 +24,7 @@ jobs:
         run: |
           poetry config virtualenvs.create true --local
           poetry config virtualenvs.in-project true --local
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         name: Define a cache for the virtual environment based on the dependencies lock file
         with:
           path: ./.venv