diff --git a/xos/models/mcord.xproto b/xos/models/mcord.xproto
index bbbc84e..386bcdb 100644
--- a/xos/models/mcord.xproto
+++ b/xos/models/mcord.xproto
@@ -14,4 +14,5 @@
     required string imsi_number = 1 [max_length = 30, content_type = "stripped", blank = False, null = False, db_index = False];
     optional string apn_number = 2 [max_length = 30, content_type = "stripped", blank = True, null = True, db_index = False];
     optional int32 ue_status = 3 [max_length = 30, choices = "(('0', 'Detached'), ('1', 'Attached'))", blank = True, null = True, db_index = False];
+    optional string created_by = 4 [null = True, blank = True, gui_hidden = True];
 }