diff --git a/models/users.model b/models/users.model
index 707da5e2f..9f0c04923 100644
--- a/models/users.model
+++ b/models/users.model
@@ -30,7 +30,7 @@ User json    -- Each Uni2work user has a corresponding row in this table; create
     timeFormat     DateTimeFormat "default='%R'"             -- preferred Time-only display format for user; user-defined
     downloadFiles  Bool default=false           -- Should files be opened in browser or downloaded? (users often oblivious that their browser has a setting for this)
     languages      Languages Maybe          -- Preferred language; user-defined
-    notificationSettings NotificationSettings   -- Bit-array for which events email notifications are requested by user; user-defined
+    notificationSettings NotificationSettings  "default='{}'::jsonb"   -- Bit-array for which events email notifications are requested by user; user-defined
     warningDays    NominalDiffTime default=1209600 -- timedistance to pending deadlines for homepage infos
     csvOptions     CsvOptions "default='{}'::jsonb"
     sex            Sex Maybe