diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 0461b3c..66cfe9c 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -43,7 +43,7 @@ jobs:
 
       - name: Use pip cache
         id: pip-cache
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         with:
           path: ${{ env.PIP_CACHE_DIR }}
           key: ${{ matrix.os }}-pip-${{ matrix.python }}-${{ hashFiles('pyproject.toml') }}