diff --git a/infinity-core/src/main/kotlin/com/molohala/infinitycore/comment/repository/QueryCommentRepository.kt b/infinity-core/src/main/kotlin/com/molohala/infinitycore/comment/repository/QueryCommentRepository.kt
index b575e00..d05e95d 100644
--- a/infinity-core/src/main/kotlin/com/molohala/infinitycore/comment/repository/QueryCommentRepository.kt
+++ b/infinity-core/src/main/kotlin/com/molohala/infinitycore/comment/repository/QueryCommentRepository.kt
@@ -4,5 +4,5 @@ import com.molohala.infinitycore.comment.application.dto.res.CommentRes
 
 interface QueryCommentRepository {
     fun findByCommunityId(communityId: Long):List<CommentRes>?
-    fun findRecentComment(communityId: Long):CommentRes
+    fun findRecentComment(communityId: Long):CommentRes?
 }
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