diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 484226b..d9ee9f0 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -18,6 +18,8 @@ jobs:
     steps:
     - uses: "actions/checkout@v3"
     - uses: "shivammathur/setup-php@v2"
+      with:
+        php-version: ${{ matrix.php-version }}
 
     - name: Validate composer.json and composer.lock
       run: composer validate --strict