diff --git a/CHANGES b/CHANGES
index 805de18..15fbdbd 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,6 @@
+1.3.7 2014-04-10
+- Fix a typo in help
+
 1.3.6 2014-04-10
 - Fix a typo in help
 
diff --git a/README.md b/README.md
index c2ca140..1fed484 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 shadowsocks
 ===========
 
-Current version: 1.3.6 [![Build Status](https://travis-ci.org/clowwindy/shadowsocks.png?branch=master)](https://travis-ci.org/clowwindy/shadowsocks)
+Current version: 1.3.7 [![Build Status](https://travis-ci.org/clowwindy/shadowsocks.png?branch=master)](https://travis-ci.org/clowwindy/shadowsocks)
 
 shadowsocks is a lightweight tunnel proxy which can help you get through firewalls.
 
diff --git a/setup.py b/setup.py
index f1ef2c5..86d7a0c 100644
--- a/setup.py
+++ b/setup.py
@@ -6,7 +6,7 @@ with open('README.rst') as f:
 
 setup(
     name = "shadowsocks",
-    version = "1.3.6",
+    version = "1.3.7",
     license = 'MIT',
     description = "a lightweight tunnel proxy",
     author = 'clowwindy',
diff --git a/shadowsocks/utils.py b/shadowsocks/utils.py
index 7883a45..0237444 100644
--- a/shadowsocks/utils.py
+++ b/shadowsocks/utils.py
@@ -53,7 +53,7 @@ optional arguments:
   -b LOCAL_ADDR         local binding address, default is 127.0.0.1
   -l LOCAL_PORT         local port
   -k PASSWORD           password
-  -s METHOD             encryption method, for example, aes-256-cfb
+  -m METHOD             encryption method, for example, aes-256-cfb
   -c CONFIG             path to config file
 '''
 
@@ -65,6 +65,6 @@ optional arguments:
   -s SERVER_ADDR        server address
   -p SERVER_PORT        server port
   -k PASSWORD           password
-  -s METHOD             encryption method, for example, aes-256-cfb
+  -m METHOD             encryption method, for example, aes-256-cfb
   -c CONFIG             path to config file
 '''
\ No newline at end of file