diff --git a/src/user/user.service.ts b/src/user/user.service.ts
index 60111ec..4c3824b 100644
--- a/src/user/user.service.ts
+++ b/src/user/user.service.ts
@@ -44,7 +44,7 @@ export class UserService {
 
   //단일 조회
   async fetchOne(where: Prisma.UserWhereUniqueInput): Promise<User | null> {
-    return await this.prisma.user.findUnique({ where: where })
+    return await this.prisma.user.findUniqueOrThrow({ where: where })
   }
 
   //단일 추가