diff --git a/src/main/java/org/swmaestro/repl/gifthub/auth/dto/UserUpdateRequestDto.java b/src/main/java/org/swmaestro/repl/gifthub/auth/dto/UserUpdateRequestDto.java
index 96c92ff0..bc2bf774 100644
--- a/src/main/java/org/swmaestro/repl/gifthub/auth/dto/UserUpdateRequestDto.java
+++ b/src/main/java/org/swmaestro/repl/gifthub/auth/dto/UserUpdateRequestDto.java
@@ -3,10 +3,13 @@
 import com.fasterxml.jackson.databind.PropertyNamingStrategy;
 import com.fasterxml.jackson.databind.annotation.JsonNaming;
 
+import lombok.AccessLevel;
 import lombok.Builder;
 import lombok.Getter;
+import lombok.NoArgsConstructor;
 
 @Getter
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
 @JsonNaming(PropertyNamingStrategy.SnakeCaseStrategy.class)
 public class UserUpdateRequestDto {
 	private String nickname;
diff --git a/src/main/java/org/swmaestro/repl/gifthub/auth/service/UserService.java b/src/main/java/org/swmaestro/repl/gifthub/auth/service/UserService.java
index 896eb2e3..36c7a3db 100644
--- a/src/main/java/org/swmaestro/repl/gifthub/auth/service/UserService.java
+++ b/src/main/java/org/swmaestro/repl/gifthub/auth/service/UserService.java
@@ -111,6 +111,9 @@ public UserUpdateResponseDto update(String username, Long userId, UserUpdateRequ
 		if (!user.getId().equals(userId)) {
 			throw new BusinessException("수정 권한이 없습니다.", StatusEnum.FORBIDDEN);
 		}
+		if (userUpdateRequestDto.getNickname().length() < 2 || userUpdateRequestDto.getNickname().length() > 12) {
+			throw new BusinessException("닉네임은 2자 이상 12자 이하로 입력해주세요.", StatusEnum.BAD_REQUEST);
+		}
 		if (userUpdateRequestDto.getNickname() != null) {
 			if (isDuplicateNickname(userUpdateRequestDto.getNickname())) {
 				throw new BusinessException("이미 존재하는 닉네임입니다.", StatusEnum.CONFLICT);
diff --git a/src/main/java/org/swmaestro/repl/gifthub/auth/type/Role.java b/src/main/java/org/swmaestro/repl/gifthub/auth/type/Role.java
index 82702878..d1624637 100644
--- a/src/main/java/org/swmaestro/repl/gifthub/auth/type/Role.java
+++ b/src/main/java/org/swmaestro/repl/gifthub/auth/type/Role.java
@@ -7,7 +7,7 @@
 @AllArgsConstructor
 public enum Role {
 	ADMIN("ROLE_ADMIN,ROLE_USER,ROLE_TEMPORARY"),
-	USER("ROLE_USER,ROLE_TEMPORARY"),
+	USER("ROLE_USER,ROLE_ANONYMOUS"),
 	ANONYMOUS("ROLE_ANONYMOUS");
 
 	private String value;