diff --git a/README.en.md b/README.en.md
index 0b7aef2..38ce206 100644
--- a/README.en.md
+++ b/README.en.md
@@ -2,7 +2,7 @@
 
 ### THE NEXT FUTURE
 
-Server side implementation of REALITY protocol, a fork of package tls in Go 1.19.5.  
+Server side implementation of REALITY protocol, a fork of package tls in latest [Go](https://github.com/golang/go/commits/master/src/crypto/tls).
 For client side, please follow https://github.com/XTLS/Xray-core/blob/main/transport/internet/reality/reality.go.  
 
 TODO List: TODO
diff --git a/README.md b/README.md
index b0c1aed..d2132d6 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 ### THE NEXT FUTURE
 
-Server side implementation of REALITY protocol, a fork of package tls in Go 1.20.  
+Server side implementation of REALITY protocol, a fork of package tls in latest [Go](https://github.com/golang/go/commits/master/src/crypto/tls).
 For client side, please follow https://github.com/XTLS/Xray-core/blob/main/transport/internet/reality/reality.go.  
 
 TODO List: TODO
diff --git a/go.mod b/go.mod
index 525e13f..c34c5b9 100644
--- a/go.mod
+++ b/go.mod
@@ -1,9 +1,9 @@
 module github.com/xtls/reality
 
-go 1.20
+go 1.21
 
 require (
-	github.com/pires/go-proxyproto v0.6.2
-	golang.org/x/crypto v0.6.0
-	golang.org/x/sys v0.5.0
+	github.com/pires/go-proxyproto v0.7.0
+	golang.org/x/crypto v0.15.0
+	golang.org/x/sys v0.14.0
 )
diff --git a/go.sum b/go.sum
index 213eae6..1896ebe 100644
--- a/go.sum
+++ b/go.sum
@@ -1,6 +1,6 @@
-github.com/pires/go-proxyproto v0.6.2 h1:KAZ7UteSOt6urjme6ZldyFm4wDe/z0ZUP0Yv0Dos0d8=
-github.com/pires/go-proxyproto v0.6.2/go.mod h1:Odh9VFOZJCf9G8cLW5o435Xf1J95Jw9Gw5rnCjcwzAY=
-golang.org/x/crypto v0.6.0 h1:qfktjS5LUO+fFKeJXZ+ikTRijMmljikvG68fpMMruSc=
-golang.org/x/crypto v0.6.0/go.mod h1:OFC/31mSvZgRz0V1QTNCzfAI1aIRzbiufJtkMIlEp58=
-golang.org/x/sys v0.5.0 h1:MUK/U/4lj1t1oPg0HfuXDN/Z1wv31ZJ/YcPiGccS4DU=
-golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+github.com/pires/go-proxyproto v0.7.0 h1:IukmRewDQFWC7kfnb66CSomk2q/seBuilHBYFwyq0Hs=
+github.com/pires/go-proxyproto v0.7.0/go.mod h1:Vz/1JPY/OACxWGQNIRY2BeyDmpoaWmEP40O9LbuiFR4=
+golang.org/x/crypto v0.15.0 h1:frVn1TEaCEaZcn3Tmd7Y2b5KKPaZ+I32Q2OA3kYp5TA=
+golang.org/x/crypto v0.15.0/go.mod h1:4ChreQoLWfG3xLDer1WdlH5NdlQ3+mwnQq1YTKY+72g=
+golang.org/x/sys v0.14.0 h1:Vz7Qs629MkJkGyHxUlRHizWJRG2j8fbQKjELVSNhy7Q=
+golang.org/x/sys v0.14.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=