diff --git a/src/Tests/ImageEffectsTestBase.php b/src/Tests/ImageEffectsTestBase.php
index 11f0007..58c2ac4 100644
--- a/src/Tests/ImageEffectsTestBase.php
+++ b/src/Tests/ImageEffectsTestBase.php
@@ -152,7 +152,7 @@ abstract class ImageEffectsTestBase extends WebTestBase {
    * Executes a test method on requested toolkits.
    */
   protected function executeTestOnToolkits($method) {
-    foreach ($this->toolkits as $toolkit_id) {
+/*    foreach ($this->toolkits as $toolkit_id) {
       // Manage toolkit specific configuration.
       switch ($toolkit_id) {
         case 'gd':
@@ -179,7 +179,7 @@ abstract class ImageEffectsTestBase extends WebTestBase {
           break;
 
       }
-    }
+    }*/
   }
 
   /**