diff --git a/src/main/java/com/bookmile/backend/domain/image/entity/Image.java b/src/main/java/com/bookmile/backend/domain/image/entity/Image.java
index d25e088..57d8f9d 100644
--- a/src/main/java/com/bookmile/backend/domain/image/entity/Image.java
+++ b/src/main/java/com/bookmile/backend/domain/image/entity/Image.java
@@ -20,6 +20,6 @@ public class Image extends BaseEntity {
     @Column(name = "image_id")
     private Long id;
 
-    @Column
+    @Column(nullable = false)
     private String imageUrl;
 }