diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9560343..7603304 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,6 +16,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v3
+    - name: Setup PHP
+      uses: shivammathur/setup-php@v2
+      with:
+        php-version: ${{ matrix.php }}
     - name: Validate composer.json and composer.lock
       run: composer validate --strict
     - name: Cache Composer packages