diff --git a/go.mod b/go.mod
index 5192bf8e5..9bcc35c08 100644
--- a/go.mod
+++ b/go.mod
@@ -1,8 +1,7 @@
 module github.com/Dreamacro/clash
 
 require (
-	github.com/Dreamacro/go-shadowsocks2 v0.1.1
-	github.com/Yawning/chacha20 v0.0.0-20170904085104-e3b1f968fc63 // indirect
+	github.com/Dreamacro/go-shadowsocks2 v0.1.2-0.20181010040219-acb54ea41fbd
 	github.com/eapache/queue v1.1.0 // indirect
 	github.com/go-chi/chi v3.3.3+incompatible
 	github.com/go-chi/cors v1.0.0
@@ -11,7 +10,7 @@ require (
 	github.com/oschwald/geoip2-golang v1.2.1
 	github.com/oschwald/maxminddb-golang v1.3.0 // indirect
 	github.com/sirupsen/logrus v1.1.0
-	golang.org/x/crypto v0.0.0-20180927165925-5295e8364332
+	golang.org/x/crypto v0.0.0-20181009213950-7c1a557ab941
 	gopkg.in/eapache/channels.v1 v1.1.0
 	gopkg.in/yaml.v2 v2.2.1
 )
diff --git a/go.sum b/go.sum
index c5fdb2d5e..a79997327 100644
--- a/go.sum
+++ b/go.sum
@@ -1,7 +1,7 @@
-github.com/Dreamacro/go-shadowsocks2 v0.1.1 h1:Z6Z1ZQFtIKqB3ZghASl4taaJmL7SOw+KpJ+QZpax+TI=
-github.com/Dreamacro/go-shadowsocks2 v0.1.1/go.mod h1:6Fuc8zRHwXqCV9Xaw9qNfrh6OUYpDGrlPVPW4oQ34Gs=
-github.com/Yawning/chacha20 v0.0.0-20170904085104-e3b1f968fc63 h1:I6/SJSN9wJMJ+ZyQaCHUlzoTA4ypU5Bb44YWR1wTY/0=
-github.com/Yawning/chacha20 v0.0.0-20170904085104-e3b1f968fc63/go.mod h1:nf+Komq6fVP4SwmKEaVGxHTyQGKREVlwjQKpvOV39yE=
+github.com/Dreamacro/go-shadowsocks2 v0.1.2-0.20181010040219-acb54ea41fbd h1:6HucPDdF32vx1b9Z+XVC8cNJuCCkh0eTS20GmKdwOec=
+github.com/Dreamacro/go-shadowsocks2 v0.1.2-0.20181010040219-acb54ea41fbd/go.mod h1:DlkXRxmh5K+99aTPQaVjsZ1fAZNFw42vXGcOjR3Otps=
+github.com/aead/chacha20 v0.0.0-20180709150244-8b13a72661da h1:KjTM2ks9d14ZYCvmHS9iAKVt9AyzRSqNU1qabPih5BY=
+github.com/aead/chacha20 v0.0.0-20180709150244-8b13a72661da/go.mod h1:eHEWzANqSiWQsof+nXEI9bUVUyV6F53Fp89EuCh2EAA=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/eapache/queue v1.1.0 h1:YOEu7KNc61ntiQlcEeUIoDTJ2o8mQznoNvUhiigpIqc=
@@ -27,10 +27,12 @@ github.com/sirupsen/logrus v1.1.0/go.mod h1:zrgwTnHtNr00buQ1vSptGe8m1f/BbgsPukg8
 github.com/stretchr/testify v1.2.2 h1:bSDNvY7ZPG5RlJ8otE/7V6gMiyenm9RtJ7IUVIAoJ1w=
 github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
 golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
-golang.org/x/crypto v0.0.0-20180927165925-5295e8364332 h1:hvQVdF6P9DX4OiKA5tpehlG6JsgzmyQiThG7q5Bn3UQ=
-golang.org/x/crypto v0.0.0-20180927165925-5295e8364332/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
+golang.org/x/crypto v0.0.0-20181009213950-7c1a557ab941 h1:qBTHLajHecfu+xzRI9PqVDcqx7SdHj9d4B+EzSn3tAc=
+golang.org/x/crypto v0.0.0-20181009213950-7c1a557ab941/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33 h1:I6FyU15t786LL7oL/hn43zqTuEGr4PN7F4XJ1p4E3Y8=
 golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20181005133103-4497e2df6f9e h1:EfdBzeKbFSvOjoIqSZcfS8wp0FBLokGBEs9lz1OtSg0=
+golang.org/x/sys v0.0.0-20181005133103-4497e2df6f9e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/eapache/channels.v1 v1.1.0 h1:5bGAyKKvyCTWjSj7mhefG6Lc68VyN4MH1v8/7OoeeB4=