diff --git a/shadowsocks-rust/Makefile b/shadowsocks-rust/Makefile
index e92f65fa4..f4c803098 100644
--- a/shadowsocks-rust/Makefile
+++ b/shadowsocks-rust/Makefile
@@ -8,8 +8,8 @@ include $(TOPDIR)/rules.mk
 include $(INCLUDE_DIR)/kernel.mk
 
 PKG_NAME:=shadowsocks-rust
-PKG_VERSION:=1.21.0
-PKG_HASH:=4891475a2389676e4fd3250bb579ffa7d1ad0bc9e3987c3e293c8f3a8a37bded
+PKG_VERSION:=1.21.2
+PKG_HASH:=a2269e896a27a183dfd6d757d130978b46e1ac19f936c4229188d017b7ecf867
 PKG_RELEASE:=1
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz