diff --git a/debian/changelog b/debian/changelog
index 445c1b6..4e7ad16 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,5 +1,5 @@
 shadowsocks (2.1.0-1) unstable; urgency=low
 
-  * Initial release (Closes: 758900)
+  * Initial release (Closes: #758900)
 
  -- Shell.Xu <shell909090@gmail.com>  Sat, 23 Aug 2014 00:56:04 +0800
diff --git a/debian/control b/debian/control
index 5edf525..349c19d 100644
--- a/debian/control
+++ b/debian/control
@@ -10,7 +10,7 @@ Vcs-Browser: http://github.com/shell909090/shadowsocks
 
 Package: shadowsocks
 Architecture: all
-Depends: ${shlibs:Depends}, ${misc:Depends}, python, python-setuptools, python-m2crypto
+Depends: ${shlibs:Depends}, ${misc:Depends}, ${python:Depends}, python-setuptools, python-m2crypto
 Description: Fast tunnel proxy that helps you bypass firewalls
  A secure socks5 proxy, designed to protect your Internet traffic.
  .
diff --git a/debian/copyright b/debian/copyright
index 7be1b17..7be8162 100644
--- a/debian/copyright
+++ b/debian/copyright
@@ -2,30 +2,15 @@ Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
 Upstream-Name: shadowsocks
 Source: https://github.com/clowwindy/shadowsocks
 
+Files: debian/*
+Copyright: 2014 Shell.Xu <shell909090@gmail.com>
+License: Expat
+
 Files: *
 Copyright: 2014 clowwindy <clowwindy42@gmail.com>
-License: MIT
- Permission is hereby granted, free of charge, to any person obtaining a copy
- of this software and associated documentation files (the "Software"), to deal
- in the Software without restriction, including without limitation the rights
- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- copies of the Software, and to permit persons to whom the Software is
- furnished to do so, subject to the following conditions:
- . 
- The above copyright notice and this permission notice shall be included in
- all copies or substantial portions of the Software.
- .
- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- SOFTWARE.
+License: Expat
 
-Files: debian/*
-Copyright: 2014 Shell.Xu <shell909090@gmail.com>
-License: MIT
+License: Expat
  Permission is hereby granted, free of charge, to any person obtaining a copy
  of this software and associated documentation files (the "Software"), to deal
  in the Software without restriction, including without limitation the rights
diff --git a/debian/gbp.conf b/debian/gbp.conf
new file mode 100644
index 0000000..2929e3b
--- /dev/null
+++ b/debian/gbp.conf
@@ -0,0 +1,3 @@
+[DEFAULT]
+upstream-branch = master
+debian-branch = master
\ No newline at end of file
diff --git a/debian/rules b/debian/rules
index 01e5f9b..dafca02 100755
--- a/debian/rules
+++ b/debian/rules
@@ -1,10 +1,5 @@
 #!/usr/bin/make -f
 # -*- makefile -*-
-# Sample debian/rules that uses debhelper.
-# This file was originally written by Joey Hess and Craig Small.
-# As a special exception, when this file is copied by dh-make into a
-# dh-make output file, you may use that output file without restriction.
-# This special exception was added by Craig Small in version 0.37 of dh-make.
 
 # Uncomment this to turn on verbose mode.
 #export DH_VERBOSE=1