diff --git a/api/src/users/schemas/user.schema.ts b/api/src/users/schemas/user.schema.ts
index a0642e7..56d9ee4 100644
--- a/api/src/users/schemas/user.schema.ts
+++ b/api/src/users/schemas/user.schema.ts
@@ -21,7 +21,7 @@ export class User {
   avatar?: string
 
   @Prop({ type: String, trim: true })
-  phone: string
+  phone?: string
 
   @Prop({ type: String })
   password: string
diff --git a/api/src/users/users.service.ts b/api/src/users/users.service.ts
index 44cd71d..12c2e00 100644
--- a/api/src/users/users.service.ts
+++ b/api/src/users/users.service.ts
@@ -19,10 +19,12 @@ export class UsersService {
     name,
     email,
     password,
+    phone,
   }: {
     name: string
     email: string
     password?: string
+    phone?: string
   }) {
     if (await this.findOne({ email })) {
       throw new HttpException(
@@ -37,6 +39,7 @@ export class UsersService {
       name,
       email,
       password,
+      phone,
     })
     return await newUser.save()
   }