diff --git a/telethon/_events/newmessage.py b/telethon/_events/newmessage.py
index 58e1a425..b7b9efc0 100644
--- a/telethon/_events/newmessage.py
+++ b/telethon/_events/newmessage.py
@@ -208,7 +208,6 @@ class NewMessage(EventBuilder):
         def _set_client(self, client):
             super()._set_client(client)
             m = self.message
-            m._finish_init(client, self._entities, None)
             self.__dict__['_init'] = True  # No new attributes can be set
 
         def __getattr__(self, item):