diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index accf069..7968b5f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -72,7 +72,7 @@ jobs:
           python-version: ${{ matrix.python-version }}
 
       - name: Cache pip dependencies
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         with:
           path: ~/.cache/pip
           key: ${{ runner.os }}-pip-${{ matrix.python-version }}-${{ hashFiles('pyproject.toml') }}