diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index ff569fc..8700f65 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -1,6 +1,6 @@
 <phpunit bootstrap="vendor/silverstripe/framework/tests/bootstrap.php" colors="true">
     <testsuite name="Default">
-        <directory>tests/php</directory>
+        <directory>tests/</directory>
     </testsuite>
 
     <filter>