diff --git a/README.rst b/README.rst
index 339e10c..49ddb30 100644
--- a/README.rst
+++ b/README.rst
@@ -112,6 +112,9 @@ Check `GitHub <https://github.com/>`_ for updates. The version returned is in da
 github
   The github repository, with author, e.g. ``lilydjwg/nvchecker``.
 
+branch
+  Which branch to track? Default: ``master``.
+
 Check PyPI
 ----------
 Check `PyPI <https://pypi.python.org/>`_ for updates.
diff --git a/nvchecker/source/github.py b/nvchecker/source/github.py
index 814afb4..7e2bdda 100644
--- a/nvchecker/source/github.py
+++ b/nvchecker/source/github.py
@@ -3,11 +3,12 @@ from functools import partial
 
 from tornado.httpclient import AsyncHTTPClient
 
-GITHUB_URL = 'https://api.github.com/repos/%s/commits'
+GITHUB_URL = 'https://api.github.com/repos/%s/commits?sha=%s'
 
 def get_version(name, conf, callback):
   repo = conf.get('github')
-  url = GITHUB_URL % repo
+  br = conf.get('branch', 'master')
+  url = GITHUB_URL % (repo, br)
   AsyncHTTPClient().fetch(url, user_agent='lilydjwg/nvchecker',
                           callback=partial(_github_done, name, callback))
 
diff --git a/sources/arch_aur.ini b/sources/arch_aur.ini
index 20f0ce5..d351461 100644
--- a/sources/arch_aur.ini
+++ b/sources/arch_aur.ini
@@ -59,6 +59,7 @@ regex = svgwrite-([\d.]+).zip
 
 [you-get-git]
 github = soimort/you-get
+branch = develop
 
 [ssed]
 url = http://sed.sourceforge.net/grabbag/ssed/