diff --git a/lib/Doctrine/ORM/PersistentCollection.php b/lib/Doctrine/ORM/PersistentCollection.php
index 000729754..b5948149a 100644
--- a/lib/Doctrine/ORM/PersistentCollection.php
+++ b/lib/Doctrine/ORM/PersistentCollection.php
@@ -543,7 +543,7 @@ final class PersistentCollection extends AbstractLazyCollection implements Selec
     {
         if ($this->initialized && $this->isEmpty()) {
             $this->collection->clear();
-            
+
             return;
         }