diff --git a/jpa/boot-read-replica-postgresql/src/main/java/com/example/demo/readreplica/domain/ArticleDTO.java b/jpa/boot-read-replica-postgresql/src/main/java/com/example/demo/readreplica/domain/ArticleDTO.java
index 4c480bf5f..272d6d75a 100644
--- a/jpa/boot-read-replica-postgresql/src/main/java/com/example/demo/readreplica/domain/ArticleDTO.java
+++ b/jpa/boot-read-replica-postgresql/src/main/java/com/example/demo/readreplica/domain/ArticleDTO.java
@@ -1,9 +1,6 @@
 package com.example.demo.readreplica.domain;
 
-import static com.example.demo.readreplica.domain.CommentDTO.convertToComment;
-
 import com.example.demo.readreplica.entities.Article;
-import com.example.demo.readreplica.entities.Comment;
 import java.time.LocalDateTime;
 import java.util.List;
 
@@ -16,11 +13,7 @@ public record ArticleDTO(
     public Article convertToArticle() {
         Article article =
                 new Article().setAuthored(authored).setTitle(title).setPublished(published);
-        commentDTOs.forEach(
-                commentDTO -> {
-                    Comment comment = convertToComment(commentDTO);
-                    article.addComment(comment);
-                });
+        commentDTOs.stream().map(CommentDTO::convertToComment).forEach(article::addComment);
         return article;
     }
 }