diff --git a/doc/changes.rst b/doc/changes.rst
index 99ea14db..d9ad1503 100644
--- a/doc/changes.rst
+++ b/doc/changes.rst
@@ -4,6 +4,14 @@ Change log
 Stable versions
 ~~~~~~~~~~~~~~~
 
+Version 1.40a1 (April 17, 2018)
+-----------------------------------
+
+* Use requests instead of httplib (#664) (9aed19dd)
+* PullRequest labels should use Issues URL (#754) (678b6b20)
+* Support labels for PullRequests (#752) (a308dc92)
+* Add get_organizations() (#748) (1e0150b5)
+
 Version 1.39 (April 10, 2018)
 -----------------------------------
 
diff --git a/setup.py b/setup.py
index 388dfcf6..88425c22 100755
--- a/setup.py
+++ b/setup.py
@@ -43,7 +43,7 @@
 import setuptools
 import textwrap
 
-version = "1.39"
+version = "1.40a1"
 
 
 if __name__ == "__main__":