diff --git a/package.json b/package.json
index 8863db7..1f293a5 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "kys-service",
-    "version": "0.6.2",
+    "version": "0.6.4",
     "license": "AGPL-3.0",
     "author": "shiy2008@gmail.com",
     "description": "RESTful API service of KaiYuanShe",
diff --git a/src/model/User.ts b/src/model/User.ts
index 7920990..bbb5ce2 100644
--- a/src/model/User.ts
+++ b/src/model/User.ts
@@ -24,7 +24,7 @@ export enum Gender {
 @Entity()
 export class User extends Base {
     @IsString()
-    @Column({ unique: true })
+    @Column()
     uuid: string;
 
     @IsMobilePhone()