diff --git a/sql.go b/sql.go
index ef2426f..0445a3e 100644
--- a/sql.go
+++ b/sql.go
@@ -299,7 +299,7 @@ func initDB() {
                                  ,r.prio
                                  ,r.descn COLLATE utf8mb4_unicode_ci AS descn
                                  ,r.rule COLLATE utf8mb4_unicode_ci AS rule
-                                 ,cost.intl_id AS msg_type
+                                 ,cost.intl_id COLLATE utf8mb4_unicode_ci AS msg_type
                              FROM msg_rules r
                                  ,code_obj_sub_type cost
                             WHERE cost.id = r.msg_type_id;`)