diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9923ac1..15a6c6f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -53,7 +53,7 @@ jobs:
         with:
           python-version: ${{ matrix.python }}
       - name: Cache pip
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/.cache/pip
           key: ${{ runner.os }}-${{ matrix.python }}-${{ matrix.tox }}-pip-${{ hashFiles('pyproject.toml', 'tox.ini') }} }}