diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2f03bcf..35b02a5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -21,7 +21,7 @@ jobs:
       uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python-version }}
-    - uses: actions/cache@v3
+    - uses: actions/cache@v4
       with:
         path: ~/.cache/pip
         key: ${{ runner.os }}-python-${{ matrix.python-version }}-pip-${{ hashFiles('.github/workflows/ci.yml') }}