diff --git a/app/registrations/resources/classes/registrations.php b/app/registrations/resources/classes/registrations.php
index f0f409827d..d221bef10b 100644
--- a/app/registrations/resources/classes/registrations.php
+++ b/app/registrations/resources/classes/registrations.php
@@ -140,6 +140,7 @@ if (!class_exists('registrations')) {
 								//increment the array id
 									$id++;
 							}
+							unset($array);
 						}
 				}