diff --git a/app/code/core/Mage/Customer/Model/Customer.php b/app/code/core/Mage/Customer/Model/Customer.php
index 803068004c3db..09c6beafea6c8 100644
--- a/app/code/core/Mage/Customer/Model/Customer.php
+++ b/app/code/core/Mage/Customer/Model/Customer.php
@@ -851,6 +851,7 @@ public function unsetSubscription()
     public function cleanAllAddresses()
     {
         $this->_addressesCollection = null;
+        return $this;
     }
 
     /**