diff --git a/src/Api/InterfaceControllerProvider.php b/src/Api/InterfaceControllerProvider.php
index ac0268e..16533b0 100644
--- a/src/Api/InterfaceControllerProvider.php
+++ b/src/Api/InterfaceControllerProvider.php
@@ -26,7 +26,7 @@ class InterfaceControllerProvider implements ControllerProviderInterface
 
         $controllers->get('/images', function (Application $app) {
 
-            $getEmoBlocks = function($emotion, $feature, $steps = 6) use($em) {
+            $getEmoBlocks = function($emotion, $feature, $steps = 6) {
                 $hitRepo = $this->_eh->getEm()->getRepository(EmotionHero\Models\Hit::class);
                 $blocks = [];
                 foreach(range(0, 100, 100/($steps-1)) as $i) {