diff --git a/telebot/types.py b/telebot/types.py
index b0acca1..01bbd1b 100644
--- a/telebot/types.py
+++ b/telebot/types.py
@@ -670,7 +670,7 @@ class InlineKeyboardButton(JsonSerializable):
         if self.callback_data:
             json_dic['callback_data'] = self.callback_data
         if self.switch_inline_query:
-            json_dic['switch_inline_quer'] = self.switch_inline_quer
+            json_dic['switch_inline_quer'] = self.switch_inline_query
         return json_dic