diff --git a/sql/mysql5/youlai_boot.sql b/sql/mysql5/youlai_boot.sql
index 1b6388a7..f38f3b33 100644
--- a/sql/mysql5/youlai_boot.sql
+++ b/sql/mysql5/youlai_boot.sql
@@ -446,7 +446,7 @@ CREATE TABLE `gen_config` (
                               `update_time` datetime DEFAULT NULL ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
                               `is_deleted` tinyint(1) NOT NULL DEFAULT '0' COMMENT '是否删除',
                               PRIMARY KEY (`id`),
-                              UNIQUE KEY `uk_tablename` (`table_name`)
+                              UNIQUE KEY `uk_tablename_deleted` (`table_name`,`is_deleted`) USING BTREE
 ) ENGINE=InnoDB  DEFAULT CHARSET=utf8 COLLATE=utf8_general_ci COMMENT='代码生成基础配置表';
 
 -- ----------------------------
diff --git a/sql/mysql8/youlai_boot.sql b/sql/mysql8/youlai_boot.sql
index 31b442b9..775a0704 100644
--- a/sql/mysql8/youlai_boot.sql
+++ b/sql/mysql8/youlai_boot.sql
@@ -447,7 +447,7 @@ CREATE TABLE `gen_config` (
                               `update_time` datetime DEFAULT NULL ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
                               `is_deleted` tinyint(1) NOT NULL DEFAULT '0' COMMENT '是否删除',
                               PRIMARY KEY (`id`),
-                              UNIQUE KEY `uk_tablename` (`table_name`)
+                              UNIQUE KEY `uk_tablename_deleted` (`table_name`,`is_deleted`) USING BTREE
 ) ENGINE=InnoDB  DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci COMMENT='代码生成基础配置表';
 
 -- ----------------------------