diff --git a/src/main/java/com/example/helloworldmvc/converter/MyPageConverter.java b/src/main/java/com/example/helloworldmvc/converter/MyPageConverter.java
index 09a06f6..b7d66ec 100644
--- a/src/main/java/com/example/helloworldmvc/converter/MyPageConverter.java
+++ b/src/main/java/com/example/helloworldmvc/converter/MyPageConverter.java
@@ -140,6 +140,7 @@ public static MyPageResponseDTO.MyCommentResDTO toMyCommentRes(Comment comment)
                 .commentContent(comment.getContent())
                 .uploadedAt(comment.getCreatedAt())
                 .communityTitle(comment.getCommunity().getTitle())
+                .categoryId(CommunityConverter.toCategoryId(comment.getCommunity().getCommunityCategory()))
                 .build();
     }
 
diff --git a/src/main/java/com/example/helloworldmvc/web/dto/MyPageResponseDTO.java b/src/main/java/com/example/helloworldmvc/web/dto/MyPageResponseDTO.java
index 8270a24..8c2ce7c 100644
--- a/src/main/java/com/example/helloworldmvc/web/dto/MyPageResponseDTO.java
+++ b/src/main/java/com/example/helloworldmvc/web/dto/MyPageResponseDTO.java
@@ -127,6 +127,7 @@ public static class MyCommentResDTO {
         String commentContent;
         LocalDateTime uploadedAt;
         String communityTitle;
+        Long categoryId;
     }
 
     @Builder