diff --git a/telebot/__init__.py b/telebot/__init__.py
index faf1baa..36b5e2e 100644
--- a/telebot/__init__.py
+++ b/telebot/__init__.py
@@ -1983,7 +1983,8 @@ class TeleBot:
             reply_markup: Optional[REPLY_MARKUP_TYPES]=None, 
             provider_data: Optional[str]=None, 
             timeout: Optional[int]=None,
-            allow_sending_without_reply: Optional[bool]=None) -> types.Message:
+            allow_sending_without_reply: Optional[bool]=None,
+            max_tip_amount: Optional[int] = None, suggested_tip_amounts: Optional[list]=None) -> types.Message:
         """
         Sends invoice
         :param chat_id: Unique identifier for the target private chat
@@ -2018,6 +2019,10 @@ class TeleBot:
             A detailed description of required fields should be provided by the payment provider.
         :param timeout:
         :param allow_sending_without_reply:
+        :param max_tip_amount: The maximum accepted amount for tips in the smallest units of the currency
+        :param suggested_tip_amounts: A JSON-serialized array of suggested amounts of tips in the smallest
+            units of the currency.  At most 4 suggested tip amounts can be specified. The suggested tip
+            amounts must be positive, passed in a strictly increased order and must not exceed max_tip_amount.
         :return:
         """
         result = apihelper.send_invoice(
@@ -2025,7 +2030,8 @@ class TeleBot:
             currency, prices, start_parameter, photo_url, photo_size, photo_width,
             photo_height, need_name, need_phone_number, need_email, need_shipping_address,
             send_phone_number_to_provider, send_email_to_provider, is_flexible, disable_notification,
-            reply_to_message_id, reply_markup, provider_data, timeout, allow_sending_without_reply)
+            reply_to_message_id, reply_markup, provider_data, timeout, allow_sending_without_reply,
+            max_tip_amount, suggested_tip_amounts)
         return types.Message.de_json(result)
 
     def send_poll(
diff --git a/telebot/apihelper.py b/telebot/apihelper.py
index 5ee003e..76684fc 100644
--- a/telebot/apihelper.py
+++ b/telebot/apihelper.py
@@ -1258,7 +1258,7 @@ def send_invoice(
         need_name=None, need_phone_number=None, need_email=None, need_shipping_address=None,
         send_phone_number_to_provider = None, send_email_to_provider = None, is_flexible=None,
         disable_notification=None, reply_to_message_id=None, reply_markup=None, provider_data=None,
-        timeout=None, allow_sending_without_reply=None):
+        timeout=None, allow_sending_without_reply=None,max_tip_amount=None, suggested_tip_amounts=None):
     """
     Use this method to send invoices. On success, the sent Message is returned.
     :param token: Bot's token (you don't need to fill this)
@@ -1287,6 +1287,9 @@ def send_invoice(
     :param provider_data: A JSON-serialized data about the invoice, which will be shared with the payment provider. A detailed description of required fields should be provided by the payment provider.
     :param timeout:
     :param allow_sending_without_reply:
+    :param max_tip_amount: The maximum accepted amount for tips in the smallest units of the currency
+    :param suggested_tip_amounts: A JSON-serialized array of suggested amounts of tips in the smallest units of the currency.
+        At most 4 suggested tip amounts can be specified. The suggested tip amounts must be positive, passed in a strictly increased order and must not exceed max_tip_amount.
     :return:
     """
     method_url = r'sendInvoice'
@@ -1327,6 +1330,10 @@ def send_invoice(
         payload['timeout'] = timeout
     if allow_sending_without_reply is not None:
         payload['allow_sending_without_reply'] = allow_sending_without_reply
+    if max_tip_amount is not None:
+        payload['max_tip_amount'] = max_tip_amount
+    if suggested_tip_amounts is not None:
+        payload['suggested_tip_amounts'] = json.dumps(suggested_tip_amounts)
     return _make_request(token, method_url, params=payload)