diff --git a/src/main/java/org/ioteatime/meonghanyangserver/group/domain/GroupEntity.java b/src/main/java/org/ioteatime/meonghanyangserver/group/domain/GroupEntity.java
index 9cc47771..223906cd 100644
--- a/src/main/java/org/ioteatime/meonghanyangserver/group/domain/GroupEntity.java
+++ b/src/main/java/org/ioteatime/meonghanyangserver/group/domain/GroupEntity.java
@@ -8,6 +8,8 @@
 import lombok.Data;
 import lombok.NoArgsConstructor;
 import org.ioteatime.meonghanyangserver.device.doamin.DeviceEntity;
+import org.springframework.data.annotation.CreatedDate;
+import org.springframework.data.jpa.domain.support.AuditingEntityListener;
 
 @Data
 @Entity
@@ -15,6 +17,7 @@
 @AllArgsConstructor
 @Builder
 @Table(name = "`group`")
+@EntityListeners(AuditingEntityListener.class)
 public class GroupEntity {
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
@@ -23,8 +26,7 @@ public class GroupEntity {
     @Column(nullable = false, length = 100)
     private String groupName;
 
-    @Column(nullable = false)
-    private LocalDateTime createdAt;
+    @Column @CreatedDate private LocalDateTime createdAt;
 
     @OneToMany(mappedBy = "group")
     private List<DeviceEntity> deviceEntities;