diff --git a/backend/src/main/java/harustudy/backend/admin/entity/Admin.java b/backend/src/main/java/harustudy/backend/admin/entity/Admin.java
index 5f1dce16..d9484d75 100644
--- a/backend/src/main/java/harustudy/backend/admin/entity/Admin.java
+++ b/backend/src/main/java/harustudy/backend/admin/entity/Admin.java
@@ -4,9 +4,12 @@
 import jakarta.persistence.GeneratedValue;
 import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
 import lombok.Getter;
 
 @Getter
+@AllArgsConstructor(access = AccessLevel.PROTECTED)
 @Entity
 public class Admin {