diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 3a70534..e689504 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -34,7 +34,7 @@ jobs:
         python-version: '3.11'
 
     - name: Cache pip dependencies
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cache/pip
         key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}