diff --git a/app/AppKernel.php b/app/AppKernel.php
index b4880d9733..290ba37055 100644
--- a/app/AppKernel.php
+++ b/app/AppKernel.php
@@ -18,7 +18,7 @@ public function registerBundles()
             new Sensio\Bundle\FrameworkExtraBundle\SensioFrameworkExtraBundle(),
         );
 
-        if (in_array($this->getEnvironment(), array('dev', 'test'))) {
+        if (in_array($this->getEnvironment(), array('dev', 'test'), true)) {
             $bundles[] = new Symfony\Bundle\DebugBundle\DebugBundle();
             $bundles[] = new Symfony\Bundle\WebProfilerBundle\WebProfilerBundle();
             $bundles[] = new Sensio\Bundle\DistributionBundle\SensioDistributionBundle();