diff --git a/db_scripts/diff/8408.down b/db_scripts/diff/8408.down
new file mode 100644
index 00000000..34dc28e6
--- /dev/null
+++ b/db_scripts/diff/8408.down
@@ -0,0 +1,11 @@
+use provisioning;
+
+DELETE FROM voip_preferences WHERE attribute = 'emergency_suffix';
+
+UPDATE voip_preferences 
+   SET attribute = 'emerg_ac', 
+       description = 'The area code that will be used for routing of dialed emergency numbers without an area code. Defaults to "ac".'
+ WHERE attribute = 'emergency_prefix';
+
+INSERT INTO voip_preferences (attribute, type, usr_pref, dom_pref, peer_pref, data_type, max_occur, description)
+                       VALUES('svc_ac', 0, 1, 0, 0, 'string', 1, 'The area code that will be used for routing of dialed service numbers without an area code. Defaults to "ac".');
diff --git a/db_scripts/diff/8408.up b/db_scripts/diff/8408.up
new file mode 100644
index 00000000..bd07e6b5
--- /dev/null
+++ b/db_scripts/diff/8408.up
@@ -0,0 +1,12 @@
+use provisioning;
+
+DELETE FROM voip_preferences WHERE attribute = 'svc_ac';
+
+UPDATE voip_preferences
+   SET attribute = 'emergency_prefix',
+       description = 'A numeric string intended to be used in rewrite rules for emergency numbers.'
+ WHERE attribute = 'emerg_ac';
+
+INSERT INTO voip_preferences (attribute, type, usr_pref, dom_pref, peer_pref, data_type, max_occur, description)
+                       VALUES('emergency_suffix', 0, 1, 0, 0, 'string', 1, 'A numeric string intended to be used in rewrite rules for emergency numbers.');
+