diff --git a/db_scripts/diff/8889.up b/db_scripts/diff/8889.up
index 2e11962d..b14a0521 100644
--- a/db_scripts/diff/8889.up
+++ b/db_scripts/diff/8889.up
@@ -20,3 +20,18 @@ SELECT * FROM voip_preferences_enum;
 
 DROP TABLE voip_preferences_enum;
 ALTER TABLE voip_preferences_enum_new RENAME TO voip_preferences_enum;
+
+-- Example enum-preference
+-- Use "fwd_to_pstn" for users and also for domains but with different "not-set-option"s
+--
+-- INSERT INTO voip_preferences (attribute, type, max_occur, usr_pref, dom_pref, peer_pref, internal, data_type, read_only, description)
+--     VALUES('fwd_to_pstn', 1, 1, 1, 1, 0, 0, 'enum', 0, 'Imagine some really useful information here');
+-- 
+INSERT INTO voip_preferences_enum (preference_id, label, value, usr_pref, dom_pref, peer_pref)
+    VALUES ((SELECT id FROM voip_preferences WHERE attribute = 'fwd_to_pstn'), 'use domain default', NULL, 1, 0, 0);
+INSERT INTO voip_preferences_enum (preference_id, label, value, usr_pref, dom_pref, peer_pref)
+    VALUES ((SELECT id FROM voip_preferences WHERE attribute = 'fwd_to_pstn'), '', NULL, 0, 1, 0);
+INSERT INTO voip_preferences_enum (preference_id, label, value, usr_pref, dom_pref, peer_pref)
+    VALUES ((SELECT id FROM voip_preferences WHERE attribute = 'fwd_to_pstn'), 'forward', '1', 1, 1, 0);
+INSERT INTO voip_preferences_enum (preference_id, label, value, usr_pref, dom_pref, peer_pref)
+    VALUES ((SELECT id FROM voip_preferences WHERE attribute = 'fwd_to_pstn'), 'do not forward', '2', 1, 1, 0);