diff --git a/src/Composer/Composer.php b/src/Composer/Composer.php
index 57cfdffe1..8f0ac058a 100644
--- a/src/Composer/Composer.php
+++ b/src/Composer/Composer.php
@@ -189,7 +189,7 @@ class Composer
     /**
      * @param Loop $loop
      */
-    public function setLoop(loop $loop)
+    public function setLoop(Loop $loop)
     {
         $this->loop = $loop;
     }