diff --git a/nonebot/drivers/__init__.py b/nonebot/drivers/__init__.py
index b8a9de20..7e95ee91 100644
--- a/nonebot/drivers/__init__.py
+++ b/nonebot/drivers/__init__.py
@@ -153,7 +153,7 @@ class Driver(abc.ABC):
         self._ws_disconnection_hook.add(func)
         return func
 
-    def bot_connect(self, bot: "Bot") -> None:
+    def _bot_connect(self, bot: "Bot") -> None:
         """在 WebSocket 连接成功后，调用该函数来注册 bot 对象"""
         self._clients[bot.self_id] = bot
 
@@ -169,7 +169,7 @@ class Driver(abc.ABC):
 
         asyncio.create_task(_run_hook(bot))
 
-    def bot_disconnect(self, bot: "Bot") -> None:
+    def _bot_disconnect(self, bot: "Bot") -> None:
         """在 WebSocket 连接断开后，调用该函数来注销 bot 对象"""
         if bot.self_id in self._clients:
             del self._clients[bot.self_id]
diff --git a/nonebot/drivers/fastapi.py b/nonebot/drivers/fastapi.py
index 0e4457d9..42e21490 100644
--- a/nonebot/drivers/fastapi.py
+++ b/nonebot/drivers/fastapi.py
@@ -192,7 +192,7 @@ class Driver(BaseDriver):
             f"WebSocket Connection from <y>{adapter.upper()} "
             f"Bot {x_self_id}</y> Accepted!")
 
-        self.bot_connect(bot)
+        self._bot_connect(bot)
 
         try:
             while not ws.closed:
@@ -203,7 +203,7 @@ class Driver(BaseDriver):
 
                 asyncio.create_task(bot.handle_message(data))
         finally:
-            self.bot_disconnect(bot)
+            self._bot_disconnect(bot)
 
 
 class WebSocket(BaseWebSocket):