diff --git a/OpenSim/Data/PGSQL/Resources/os_groups_Store.migrations b/OpenSim/Data/PGSQL/Resources/os_groups_Store.migrations
index 7489befb39..74b07c3141 100644
--- a/OpenSim/Data/PGSQL/Resources/os_groups_Store.migrations
+++ b/OpenSim/Data/PGSQL/Resources/os_groups_Store.migrations
@@ -198,4 +198,14 @@ CREATE TABLE os_groups_principals (
   constraint os_groupprincpk PRIMARY KEY  ("PrincipalID")
 );
 
-COMMIT;
\ No newline at end of file
+COMMIT;
+
+:VERSION 4
+
+BEGIN;
+
+ALTER TABLE IF EXISTS os_groups_notices  
+  ALTER COLUMN "AttachmentItemID" SET DEFAULT '00000000-0000-0000-0000-000000000000'
+;
+
+COMMIT;