diff --git a/package.json b/package.json
index e2b349b..4254935 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@beincom/dto",
-  "version": "5.1.0",
+  "version": "5.1.1",
   "description": "Share dto for all projects of Beincom",
   "main": "./dist/index.js",
   "scripts": {
diff --git a/src/user.dto.ts b/src/user.dto.ts
index a9b4c76..e03ff61 100644
--- a/src/user.dto.ts
+++ b/src/user.dto.ts
@@ -62,6 +62,7 @@ export class UserDto {
   showingBadges?: ShowingBadgeDto[];
   shouldCreatePwd?: boolean;
   subscriptions?: BindedUserSubscriptionDto[];
+  isPrimary?: boolean;
   createdAt: Date;
   updatedAt: Date;
   deletedAt?: Date;