diff --git a/.github/workflows/pytest.yml b/.github/workflows/pytest.yml
index 1c33ee5..d8c305a 100644
--- a/.github/workflows/pytest.yml
+++ b/.github/workflows/pytest.yml
@@ -22,7 +22,7 @@ jobs:
 
       - name: Load cached virtualenv
         id: cached-poetry-dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: .venv
           key: venv-${{ runner.os }}-${{ steps.setup-python.outputs.python-version }}-${{ hashFiles('**/poetry.lock') }}