diff --git a/src/gismo_core/abc/message_service_abc.py b/src/gismo_core/abc/message_service_abc.py
index 5c0ab65..1b91937 100644
--- a/src/gismo_core/abc/message_service_abc.py
+++ b/src/gismo_core/abc/message_service_abc.py
@@ -12,7 +12,10 @@ class MessageServiceABC(ABC):
     def __init__(self): pass
     
     @abstractmethod
-    async def delete_message(self, messages: List[discord.Message]): pass
+    async def delete_messages(self, messages: List[discord.Message]): pass
+    
+    @abstractmethod
+    async def delete_message(self, message: discord.Message): pass
     
     @abstractmethod
     async def send_channel_message(self, channel: discord.TextChannel, message: str): pass