diff --git a/openwrt/Makefile b/openwrt/Makefile
index 7e428e08..a4923b5d 100644
--- a/openwrt/Makefile
+++ b/openwrt/Makefile
@@ -1,13 +1,13 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=shadowsocks-libev
-PKG_VERSION:=1.3.3
+PKG_VERSION:=1.4.0
 PKG_RELEASE=$(PKG_SOURCE_VERSION)
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL:=https://github.com/madeye/shadowsocks-libev.git
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
-PKG_SOURCE_VERSION:=9933435506b1c96e8bfe7a0fc5f305398fd0f62e
+PKG_SOURCE_VERSION:=eb9d31869e1d7590cd8c2fb1e7d226ac6cf32fad
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz
 PKG_MAINTAINER:=Max Lv <max.c.lv@gmail.com>