diff --git a/model/Database.cs b/model/Database.cs
index a991bc39..5d76df79 100644
--- a/model/Database.cs
+++ b/model/Database.cs
@@ -399,7 +399,7 @@ from INFORMATION_SCHEMA.TABLE_CONSTRAINTS
 						DELETE_RULE,
 						fk.is_disabled
 					from INFORMATION_SCHEMA.REFERENTIAL_CONSTRAINTS rc
-						inner join sys.foreign_keys fk on rc.CONSTRAINT_NAME = fk.name";
+						inner join sys.foreign_keys fk on rc.CONSTRAINT_NAME = fk.name and rc.CONSTRAINT_SCHEMA = OBJECT_SCHEMA_NAME(fk.parent_object_id)";
 			using (var dr = cm.ExecuteReader()) {
 				while (dr.Read()) {
 					var fk = FindForeignKey((string) dr["CONSTRAINT_NAME"], (string)dr["TABLE_SCHEMA"]);