diff --git a/src/auth/auth.module.ts b/src/auth/auth.module.ts
index db7f052..6a2c213 100644
--- a/src/auth/auth.module.ts
+++ b/src/auth/auth.module.ts
@@ -1,19 +1,12 @@
 import { Module } from '@nestjs/common'
 import { AuthService } from './auth.service'
 import { AuthController } from './auth.controller'
-import { PasswordService } from './password.service'
 import { JwtService } from '@nestjs/jwt'
 import { JwtStrategy } from './strategies/jwt.strategy'
 import { EmailService } from 'src/email/email.service'
 
 @Module({
   controllers: [AuthController],
-  providers: [
-    AuthService,
-    JwtService,
-    JwtStrategy,
-    PasswordService,
-    EmailService,
-  ],
+  providers: [AuthService, JwtService, JwtStrategy, EmailService],
 })
 export class AuthModule {}
diff --git a/src/auth/auth.service.ts b/src/auth/auth.service.ts
index 30d02a9..248d72b 100644
--- a/src/auth/auth.service.ts
+++ b/src/auth/auth.service.ts
@@ -4,7 +4,7 @@ import {
   ForbiddenException,
   UnauthorizedException,
 } from '@nestjs/common'
-import { PasswordService } from './password.service'
+import * as bcrypt from 'bcrypt'
 import { PrismaService } from 'nestjs-prisma'
 import { Token, TokenPayload } from './dto/token.dto'
 import { JwtService } from '@nestjs/jwt'
@@ -16,7 +16,6 @@ import { EmailService } from 'src/email/email.service'
 @Injectable()
 export class AuthService {
   constructor(
-    private passwordService: PasswordService,
     private jwtService: JwtService,
     private prismaService: PrismaService,
     private emailService: EmailService,
@@ -41,8 +40,9 @@ export class AuthService {
       throw new ForbiddenException('请输入正确的邮箱')
     }
 
-    const hashedPassword = await this.passwordService.hashPassword(
+    const hashedPassword = await bcrypt.hash(
       userToCreate.password,
+      this.secureConfig.bcryptSaltOrRound,
     )
     const user = await this.prismaService.user.create({
       data: {
@@ -59,10 +59,7 @@ export class AuthService {
       where: { email },
     })
 
-    const passwordValid = await this.passwordService.validatePassword(
-      password,
-      user.password,
-    )
+    const passwordValid = await bcrypt.compare(password, user.password)
 
     if (!passwordValid) {
       throw new ForbiddenException('Invalid password')
diff --git a/src/auth/password.service.ts b/src/auth/password.service.ts
deleted file mode 100644
index 066045d..0000000
--- a/src/auth/password.service.ts
+++ /dev/null
@@ -1,27 +0,0 @@
-import { Inject, Injectable } from '@nestjs/common'
-import { securityConfig, SecurityConfig } from 'src/common/configs'
-import { hash, compare } from 'bcrypt'
-
-@Injectable()
-export class PasswordService {
-  constructor(
-    @Inject(securityConfig.KEY)
-    private secureConfig: SecurityConfig,
-  ) {}
-
-  get bcryptSaltRounds(): string | number {
-    const saltOrRounds = this.secureConfig.bcryptSaltOrRound
-
-    return Number.isInteger(Number(saltOrRounds))
-      ? Number(saltOrRounds)
-      : saltOrRounds
-  }
-
-  validatePassword(password: string, hashedPassword: string) {
-    return compare(password, hashedPassword)
-  }
-
-  hashPassword(password: string) {
-    return hash(password, this.bcryptSaltRounds)
-  }
-}