diff --git a/module/transfer/model.php b/module/transfer/model.php
index af660686e6..c7c4243a25 100644
--- a/module/transfer/model.php
+++ b/module/transfer/model.php
@@ -677,7 +677,7 @@ class transferModel extends model
                 }
 
                 /* if value = 0 or value = 0000:00:00 set value = ''. */
-                if((is_numeric($value) && $value == 0) or substr($value, 0, 4) == '0000') $rows[$id]->$field = '';
+                if($value == '0' or substr($value, 0, 4) == '0000') $rows[$id]->$field = '';
             }
         }