diff --git a/src/main/java/stackpot/mongo/ChatRepository.java b/src/main/java/stackpot/mongo/ChatRepository.java
index 8ed44622..09d6c560 100644
--- a/src/main/java/stackpot/mongo/ChatRepository.java
+++ b/src/main/java/stackpot/mongo/ChatRepository.java
@@ -25,4 +25,6 @@ public interface ChatRepository extends MongoRepository<Chat, String> {
     int countByChatRoomId(Long chatRoomId);
 
     int countByChatRoomIdAndIdGreaterThan(Long chatRoomId, Long lastReadChatId);
+
+    void deleteByUserIdAndChatRoomId(Long userId, Long chatRoomId);
 }
diff --git a/src/main/java/stackpot/stackpot/chat/service/chat/ChatCommandService.java b/src/main/java/stackpot/stackpot/chat/service/chat/ChatCommandService.java
index 405873ec..edcbd793 100644
--- a/src/main/java/stackpot/stackpot/chat/service/chat/ChatCommandService.java
+++ b/src/main/java/stackpot/stackpot/chat/service/chat/ChatCommandService.java
@@ -28,4 +28,8 @@ public Chat saveChatMessage(ChatRequestDto.ChatMessageDto chatMessageDto, Long u
 
         return chatRepository.save(chat);
     }
+
+    public void deleteChatMessage(Long userId, Long chatRoomId) {
+        chatRepository.deleteByUserIdAndChatRoomId(userId, chatRoomId);
+    }
 }