diff --git a/.travis.yml b/.travis.yml
index a9cbc64..88095e3 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,12 +1,12 @@
 language: python 
 python:
+  - "2.5"
   - "2.6"
   - "2.7"
 before_install:
   - sudo apt-get update -qq
   - sudo apt-get install -qq libevent-dev python-gevent
   - pip install gevent
-  - pip install simplejson
 script:
   - python test.py
 branches:
diff --git a/local.py b/local.py
index 1d73927..2f8db87 100755
--- a/local.py
+++ b/local.py
@@ -22,7 +22,11 @@
 
 from __future__ import with_statement
 import sys
-
+if sys.version_info < (2, 6):
+    import simplejson as json
+else:
+    import json
+ 
 try:
     import gevent, gevent.monkey
     gevent.monkey.patch_all(dns=gevent.version_info[0]>=1)
@@ -147,12 +151,6 @@ class Socks5Server(SocketServer.StreamRequestHandler):
 
 
 if __name__ == '__main__':
-    print "Python Version: %s " % '.'.join(str(v) for v in sys.version_info)
-    if sys.version_info < (2, 6):
-        import simplejson as json
-    else:
-        import json
-        
     os.chdir(os.path.dirname(__file__) or '.')
     print 'shadowsocks v0.9.4'
 
diff --git a/server.py b/server.py
index 4f40fd7..b6869d1 100755
--- a/server.py
+++ b/server.py
@@ -20,8 +20,13 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 
+from __future__ import with_statement
 import sys
-
+if sys.version_info < (2, 6):
+    import simplejson as json
+else:
+    import json
+     
 try:
     import gevent, gevent.monkey
     gevent.monkey.patch_all(dns=gevent.version_info[0]>=1)