diff --git a/CHANGES b/CHANGES
index 4458124..d5fe72f 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,8 @@
+3.3.3 2017-06-03
+- add DNS cache
+- add tls1.2_ticket_fastauth
+- fix bugs
+
 3.3.2 2017-05-20
 - revert http reply
 - refine tls1.2_ticket_auth error detector
diff --git a/shadowsocks/version.py b/shadowsocks/version.py
index 937e944..74eac22 100644
--- a/shadowsocks/version.py
+++ b/shadowsocks/version.py
@@ -16,5 +16,5 @@
 # under the License.
 
 def version():
-    return '3.3.2 2017-05-20'
+    return '3.3.3 2017-06-03'