diff --git a/CHANGES b/CHANGES
index db0ae4b..8c7bfc5 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,8 @@
+3.1.0 2017-03-16
+- add "glzjinmod" interface
+- rate limit
+- add additional_ports in config
+
 3.0.4 2017-01-08
 - multi-user in single port
 
diff --git a/shadowsocks/version.py b/shadowsocks/version.py
index db6c4a1..5ff56da 100644
--- a/shadowsocks/version.py
+++ b/shadowsocks/version.py
@@ -16,5 +16,5 @@
 # under the License.
 
 def version():
-    return '3.0.2 2017-01-08'
+    return '3.1.0 2017-03-16'