diff --git a/config/models b/config/models
index b53a532..297ae86 100644
--- a/config/models
+++ b/config/models
@@ -5,12 +5,12 @@ User
     deriving Typeable
 Email
     email Text sqltype=varchar(255)
-    userId UserId Maybe sqltype=varchar(255) default=NULL
+    userId UserId Maybe default=NULL
     verkey Text Maybe sqltype=varchar(255) default=NULL
     UniqueEmail email
 Comment json -- Adding "json" causes ToJSON and FromJSON instances to be derived.
     message Text sqltype=varchar(255)
-    userId UserId Maybe sqltype=varchar(255) default=NULL
+    userId UserId Maybe default=NULL
     deriving Eq
     deriving Show