diff --git a/backend/feature/image/src/adapter/gateway/image_repository_impl.rs b/backend/feature/image/src/adapter/gateway/image_repository_impl.rs
index 68ad7db..f1d5a3a 100644
--- a/backend/feature/image/src/adapter/gateway/image_repository_impl.rs
+++ b/backend/feature/image/src/adapter/gateway/image_repository_impl.rs
@@ -42,8 +42,11 @@ impl ImageRepository for ImageRepositoryImpl {
 
     async fn get_image_by_id(&self, id: i32) -> Result<Image, ImageError> {
         let image_mapper = self.image_db_service.get_image_info_by_id(id).await?;
-        let mut image = image_mapper.to_entity();
-        image.data = self.image_storage.read_data(id)?;
-        Ok(image)
+        let data = self.image_storage.read_data(id)?;
+        Ok(Image {
+            id: image_mapper.id,
+            mime_type: image_mapper.mime_type,
+            data,
+        })
     }
 }