diff --git a/src/modules/auth/dto/register.payload.ts b/src/modules/auth/dto/register.payload.ts
index ed13887..a2dd4f9 100644
--- a/src/modules/auth/dto/register.payload.ts
+++ b/src/modules/auth/dto/register.payload.ts
@@ -21,6 +21,7 @@ export class RegisterPayload {
   @IsString()
   avatar: string;
 
+  // remove isAdmin in production, this is for testing purposes
   @ApiProperty()
   @IsOptional()
   isAdmin?: boolean;
diff --git a/src/modules/auth/strategies/google.strategy.ts b/src/modules/auth/strategies/google.strategy.ts
index ba98609..4327203 100644
--- a/src/modules/auth/strategies/google.strategy.ts
+++ b/src/modules/auth/strategies/google.strategy.ts
@@ -6,7 +6,7 @@ import { EnvConfig } from '../../../config.type';
 
 @Injectable()
 export class GoogleStrategy extends PassportStrategy(Strategy, 'google') {
-  constructor(private configService: ConfigService<EnvConfig>) {
+  constructor(readonly configService: ConfigService<EnvConfig>) {
     super({
       clientID: configService.get('GOOGLE_CLIENT_ID'),
       clientSecret: configService.get('GOOGLE_CLIENT_SECRET'),
diff --git a/src/modules/users/users.service.ts b/src/modules/users/users.service.ts
index 0f81cd0..72e1aae 100644
--- a/src/modules/users/users.service.ts
+++ b/src/modules/users/users.service.ts
@@ -6,6 +6,7 @@ import { TUser } from './user.model';
 import { RegisterPayload } from '../auth/dto/register.payload';
 import * as bcrypt from 'bcrypt';
 import { IRequest, TResponse } from '../../common/helper/common-types';
+import { OAuthRegisterPayload } from '../auth/dto/oauth-register-payload';
 
 @Injectable()
 export class UsersService {
@@ -44,6 +45,12 @@ export class UsersService {
     });
   }
 
+  async createWithProvider(payload: OAuthRegisterPayload) {
+    return await this.userModel.create({
+      ...payload,
+    });
+  }
+
   async update(id: string, payload: UpdateUserDto): Promise<TUser> {
     await this.findOne(id);
     return await this.userModel.findByIdAndUpdate(id, payload, {
@@ -71,7 +78,6 @@ export class UsersService {
 
   async findByEmail(email: string): Promise<TUser> {
     const user = await this.userModel.findOne({ email }).select('+password');
-    if (!user) throw new BadRequestException('User not found');
     return user;
   }