diff --git a/src/main/resources/schemas/schema_v2.4.sql b/src/main/resources/schemas/schema_v2.4.sql
index dbbb37c3..f4bdde5b 100644
--- a/src/main/resources/schemas/schema_v2.4.sql
+++ b/src/main/resources/schemas/schema_v2.4.sql
@@ -1305,7 +1305,7 @@ CALL Pro_Temp_ColumnWork('basic_corp', 'aliEntId',
 
 CALL Modify_index('io_order', 'action,invCode', 'idex_order_query', 'BTREE');
 CALL Modify_index('io_order', 'mainAction', 'idex_order_query_mainAction', 'BTREE');
-call Modify_UNIQUE_index('io_code', 'code', 'idex_code_query', 'BTREE');
-call Modify_UNIQUE_index('io_code_temp', 'code', 'idex_code_temp_query', 'BTREE');
+call Modify_index('io_code', 'code', 'idex_code_query', 'BTREE');
+call Modify_index('io_code_temp', 'code', 'idex_code_temp_query', 'BTREE');
 CALL Modify_index('io_order_detail_code', 'orderIdFk', 'idex_query_orderIdFk', 'BTREE');
 CALL Modify_index('io_order_detail_biz', 'orderIdFk', 'idex_query_orderIdFk', 'BTREE');