diff --git a/MANIFEST.in b/MANIFEST.in
index fc0b03eaf2..05c3f792e3 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,6 +1,5 @@
 include INSTALL
 include README
-include TODO
 include COPYRIGHT
 include CHANGELOG
 include LICENSE
diff --git a/setup.py b/setup.py
index 3dfda95449..ac8919cd36 100644
--- a/setup.py
+++ b/setup.py
@@ -11,33 +11,51 @@ import ConfigParser
 def read(fname):
     return open(os.path.join(os.path.dirname(__file__), fname)).read()
 
+
+def get_require_version(name):
+    if minor_version % 2:
+        require = '%s >= %s.%s.dev0, < %s.%s'
+    else:
+        require = '%s >= %s.%s, < %s.%s'
+    require %= (name, major_version, minor_version,
+        major_version, minor_version + 1)
+    return require
+
 config = ConfigParser.ConfigParser()
 config.readfp(open('tryton.cfg'))
 info = dict(config.items('tryton'))
 for key in ('depends', 'extras_depend', 'xml'):
     if key in info:
         info[key] = info[key].strip().splitlines()
-major_version, minor_version, _ = info.get('version', '0.0.1').split('.', 2)
+version = info.get('version', '0.0.1')
+major_version, minor_version, _ = version.split('.', 2)
 major_version = int(major_version)
 minor_version = int(minor_version)
+name = 'trytond_purchase'
+
+download_url = 'http://downloads.tryton.org/%s.%s/' % (
+    major_version, minor_version)
+if minor_version % 2:
+    version = '%s.%s.dev0' % (major_version, minor_version)
+    download_url = (
+        'hg+http://hg.tryton.org/modules/%s#egg=%s-%s' % (
+            name[8:], name, version))
 
 requires = ['python-sql']
 for dep in info.get('depends', []):
     if not re.match(r'(ir|res|webdav)(\W|$)', dep):
-        requires.append('trytond_%s >= %s.%s, < %s.%s' %
-            (dep, major_version, minor_version, major_version,
-                minor_version + 1))
-requires.append('trytond >= %s.%s, < %s.%s' %
-    (major_version, minor_version, major_version, minor_version + 1))
+        requires.append(get_require_version('trytond_%s' % dep))
+requires.append(get_require_version('trytond'))
 
-setup(name='trytond_purchase',
-    version=info.get('version', '0.0.1'),
+setup(name=name,
+    version=version,
     description='Tryton module for purchase',
     long_description=read('README'),
     author='Tryton',
+    author_email='issue_tracker@tryton.org',
     url='http://www.tryton.org/',
-    download_url=("http://downloads.tryton.org/" +
-        info.get('version', '0.0.1').rsplit('.', 1)[0] + '/'),
+    download_url=download_url,
+    keywords='tryton purchase',
     package_dir={'trytond.modules.purchase': '.'},
     packages=[
         'trytond.modules.purchase',