diff --git a/readthedocs/misc/v2-migration-guide.rst b/readthedocs/misc/v2-migration-guide.rst
index 96ef3b6e..42285c1d 100644
--- a/readthedocs/misc/v2-migration-guide.rst
+++ b/readthedocs/misc/v2-migration-guide.rst
@@ -701,6 +701,12 @@ CdnDecrypter has been removed
 It was not really working and was more intended to be an implementation detail than anything else.
 
 
+URL buttons no longer open the web-browser
+------------------------------------------
+
+Now the URL is returned. You can still use ``webbrowser.open`` to get the old behaviour.
+
+
 ---
 
 you can no longer pass an attributes list because the constructor is now nice.
diff --git a/telethon/types/_custom/messagebutton.py b/telethon/types/_custom/messagebutton.py
index c821c410..2d588727 100644
--- a/telethon/types/_custom/messagebutton.py
+++ b/telethon/types/_custom/messagebutton.py
@@ -112,7 +112,7 @@ class MessageButton:
                 bot=self._bot, peer=self._chat, start_param=self.button.query
             ))
         elif isinstance(self.button, _tl.KeyboardButtonUrl):
-            return webbrowser.open(self.button.url)
+            return self.button.url
         elif isinstance(self.button, _tl.KeyboardButtonGame):
             req = _tl.fn.messages.GetBotCallbackAnswer(
                 peer=self._chat, msg_id=self._msg_id, game=True