diff --git a/.github/workflows/php.yml b/.github/workflows/php.yml
index 17db90c..355c8a3 100644
--- a/.github/workflows/php.yml
+++ b/.github/workflows/php.yml
@@ -20,4 +20,4 @@ jobs:
     # Docs: https://getcomposer.org/doc/articles/scripts.md
 
     - name: Run test suite
-      run: vendor/bin/phpunit
+      run: vendor/bin/phpunit tests/