diff --git a/.github/workflows/test-matrix.yml b/.github/workflows/test-matrix.yml
index b3d1758..3acb997 100644
--- a/.github/workflows/test-matrix.yml
+++ b/.github/workflows/test-matrix.yml
@@ -39,7 +39,7 @@ jobs:
         python-version: ${{ matrix.config[0] }}
         allow-prereleases: true
     - name: Pip cache
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cache/pip
         key: ${{ runner.os }}-pip-${{ matrix.config[0] }}-${{ hashFiles('setup.*', 'tox.ini') }}