diff --git a/.github/workflows/infection.yml b/.github/workflows/infection.yml
index ec72c17..b16a303 100644
--- a/.github/workflows/infection.yml
+++ b/.github/workflows/infection.yml
@@ -160,7 +160,7 @@ jobs:
 
       - name: Cache PHPStan results.
         if: ${{ inputs.phpstan }}
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: .phpstan/cache
           key: phpstan-${{ runner.os }}-${{ hashFiles('phpstan.neon*') }}