diff --git a/.github/workflows/valgrind.yml b/.github/workflows/valgrind.yml
index 37b2cc3..25ab071 100644
--- a/.github/workflows/valgrind.yml
+++ b/.github/workflows/valgrind.yml
@@ -26,7 +26,7 @@ jobs:
           sudo apt-get install -y valgrind
       - name: Cache PHP
         id: cache-php
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             php-${{ matrix.php-version }}