diff --git a/doc/source/cobsr-intro.rst b/doc/source/cobsr-intro.rst
index 878ac54..1a787da 100644
--- a/doc/source/cobsr-intro.rst
+++ b/doc/source/cobsr-intro.rst
@@ -250,7 +250,7 @@ References
             | Universidade do Porto / INESC Porto
             | IEEE ICC 2007
 
-.. [C3]     | `C Implementation of COBS and COBS/R <http://bitbucket.org/cmcqueen1975/cobs-c>`_
+.. [C3]     | `C Implementation of COBS and COBS/R <https://github.com/cmcqueen/cobs-c>`_
             | Craig McQueen
 
 .. [C4]     | :ref:`Python Implementation of COBS and COBS/R <index>`
diff --git a/doc/source/intro.rst b/doc/source/intro.rst
index 42fdedf..288e825 100644
--- a/doc/source/intro.rst
+++ b/doc/source/intro.rst
@@ -64,7 +64,7 @@ References
                 | Stuart Cheshire and Mary Baker, Stanford University
                 | November 1997
 
-.. [Cimpl]      | `C Implementation of COBS and COBS/R <http://bitbucket.org/cmcqueen1975/cobs-c>`_
+.. [Cimpl]      | `C Implementation of COBS and COBS/R <https://github.com/cmcqueen/cobs-c>`_
                 | Craig McQueen
 
 
@@ -126,7 +126,7 @@ Download
 
 Source code and binaries can be downloaded from the `Python package index <http://pypi.python.org/pypi/cobs>`_.
 
-The Mercurial source code repository for development is on `Bitbucket <http://bitbucket.org/cmcqueen1975/cobs-python>`_.
+The Git source code repository for development is on `GitHub <https://github.com/cmcqueen/cobs-python>`_.
 
 
 ------------
diff --git a/setup.py b/setup.py
index ed6db62..1f02d3a 100755
--- a/setup.py
+++ b/setup.py
@@ -17,7 +17,7 @@
     description='Consistent Overhead Byte Stuffing (COBS)',
     author='Craig McQueen',
     author_email='python@craig.mcqueen.id.au',
-    url='http://bitbucket.org/cmcqueen1975/cobs-python/',
+    url='https://github.com/cmcqueen/cobs-python/',
     packages=[ 'cobs', 'cobs.cobs', 'cobs.cobsr', 'cobs._version', ],
     package_dir={
         'cobs' : base_dir + '/cobs',