diff --git a/README.rst b/README.rst
index 6cc509cdc..96ec8bbb0 100644
--- a/README.rst
+++ b/README.rst
@@ -461,7 +461,7 @@ https://developers.line.biz/en/reference/messaging-api/#revoke-channel-access-to
     line_bot_api.revoke_channel_token(<access_token>)
 
 get\_insight\_message\_delivery(self, date, timeout=None)
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 Get the number of messages sent on a specified day.
 
diff --git a/linebot/__about__.py b/linebot/__about__.py
index 466202e3a..a28817f44 100644
--- a/linebot/__about__.py
+++ b/linebot/__about__.py
@@ -16,7 +16,7 @@
 
 from __future__ import unicode_literals
 
-__version__ = '1.12.1'
+__version__ = '1.13.0'
 __author__ = 'LINE Corporation'
 __copyright__ = 'Copyright 2016, LINE Corporation'
 __license__ = 'Apache 2.0'