diff --git a/src/auth/decorators/has-roles.decorator.ts b/src/auth/decorators/has-roles.decorator.ts
index ed5ce67..3fedb2c 100644
--- a/src/auth/decorators/has-roles.decorator.ts
+++ b/src/auth/decorators/has-roles.decorator.ts
@@ -1,4 +1,5 @@
 import { SetMetadata } from '@nestjs/common'
 import { Role } from '../guards/role.enum'
 
-export const HasRoles = (...roles: Role[]) => SetMetadata('has-roles', roles)
+export const ROLES_KEY = 'roles'
+export const HasRoles = (...roles: Role[]) => SetMetadata(ROLES_KEY, roles)
diff --git a/src/auth/guards/roles.guard.ts b/src/auth/guards/roles.guard.ts
index 7e39da4..ceee602 100644
--- a/src/auth/guards/roles.guard.ts
+++ b/src/auth/guards/roles.guard.ts
@@ -1,6 +1,7 @@
 import { CanActivate, ExecutionContext, Injectable } from '@nestjs/common'
 import { Reflector } from '@nestjs/core'
 import { Observable } from 'rxjs'
+import { ROLES_KEY } from '../decorators/has-roles.decorator'
 import { Role } from './role.enum'
 
 //참고: https://shpota.com/2022/07/16/role-based-authorization-with-jwt-using-nestjs.html
@@ -11,10 +12,10 @@ export class RolesGuard implements CanActivate {
   canActivate(
     context: ExecutionContext
   ): boolean | Promise<boolean> | Observable<boolean> {
-    const requiredRoles = this.reflector.getAllAndOverride<Role[]>(
-      'has-roles',
-      [context.getHandler(), context.getClass()]
-    )
+    const requiredRoles = this.reflector.getAllAndOverride<Role[]>(ROLES_KEY, [
+      context.getHandler(),
+      context.getClass()
+    ])
     if (!requiredRoles) {
       return true
     }