diff --git a/lib/subscriptions/SubscriptionConstants.inc b/lib/subscriptions/SubscriptionConstants.inc
index 58375a3..27e7b7f 100644
--- a/lib/subscriptions/SubscriptionConstants.inc
+++ b/lib/subscriptions/SubscriptionConstants.inc
@@ -47,3 +47,4 @@ class SubscriptionConstants {
         return $aChangeType[$sType];
     }
 }
+?>
\ No newline at end of file