diff --git a/src/main/java/leets/weeth/domain/user/entity/User.java b/src/main/java/leets/weeth/domain/user/entity/User.java
index 48c04761..f2b9ec27 100644
--- a/src/main/java/leets/weeth/domain/user/entity/User.java
+++ b/src/main/java/leets/weeth/domain/user/entity/User.java
@@ -96,7 +96,7 @@ public void update(UserDTO.Update dto, PasswordEncoder passwordEncoder) {
         this.password = passwordEncoder.encode(dto.password());
         this.studentId = dto.studentId();
         this.tel = dto.tel();
-        this.department = dto.department();
+        this.department = Department.valueOf(dto.department());
     }
 
     public void accept() {