diff --git a/go.mod b/go.mod
index f9f301b6..cb1768bb 100644
--- a/go.mod
+++ b/go.mod
@@ -23,7 +23,7 @@ require (
 	github.com/spf13/pflag v1.0.5
 	github.com/stretchr/testify v1.9.0
 	github.com/tidwall/gjson v1.17.1
-	github.com/xtaci/kcp-go/v5 v5.6.8
+	github.com/xtaci/kcp-go/v5 v5.6.13
 	golang.org/x/crypto v0.22.0
 	golang.org/x/net v0.24.0
 	golang.org/x/oauth2 v0.16.0
@@ -60,7 +60,7 @@ require (
 	github.com/prometheus/common v0.48.0 // indirect
 	github.com/prometheus/procfs v0.12.0 // indirect
 	github.com/templexxx/cpu v0.1.1 // indirect
-	github.com/templexxx/xorsimd v0.4.2 // indirect
+	github.com/templexxx/xorsimd v0.4.3 // indirect
 	github.com/tidwall/match v1.1.1 // indirect
 	github.com/tidwall/pretty v1.2.0 // indirect
 	github.com/tjfoc/gmsm v1.4.1 // indirect
@@ -81,6 +81,3 @@ require (
 
 // TODO(fatedier): Temporary use the modified version, update to the official version after merging into the official repository.
 replace github.com/hashicorp/yamux => github.com/fatedier/yamux v0.0.0-20230628132301-7aca4898904d
-
-// TODO(faiteder): https://github.com/fatedier/frp/pull/4367, until github.com/xtaci/kcp-go/v5 imports the new version.
-replace github.com/templexxx/xorsimd => github.com/templexxx/xorsimd v0.4.3
diff --git a/go.sum b/go.sum
index 37d0ad5f..fee1bacd 100644
--- a/go.sum
+++ b/go.sum
@@ -148,8 +148,8 @@ github.com/tidwall/pretty v1.2.0 h1:RWIZEg2iJ8/g6fDDYzMpobmaoGh5OLl4AXtGUGPcqCs=
 github.com/tidwall/pretty v1.2.0/go.mod h1:ITEVvHYasfjBbM0u2Pg8T2nJnzm8xPwvNhhsoaGGjNU=
 github.com/tjfoc/gmsm v1.4.1 h1:aMe1GlZb+0bLjn+cKTPEvvn9oUEBlJitaZiiBwsbgho=
 github.com/tjfoc/gmsm v1.4.1/go.mod h1:j4INPkHWMrhJb38G+J6W4Tw0AbuN8Thu3PbdVYhVcTE=
-github.com/xtaci/kcp-go/v5 v5.6.8 h1:jlI/0jAyjoOjT/SaGB58s4bQMJiNS41A2RKzR6TMWeI=
-github.com/xtaci/kcp-go/v5 v5.6.8/go.mod h1:oE9j2NVqAkuKO5o8ByKGch3vgVX3BNf8zqP8JiGq0bM=
+github.com/xtaci/kcp-go/v5 v5.6.13 h1:FEjtz9+D4p8t2x4WjciGt/jsIuhlWjjgPCCWjrVR4Hk=
+github.com/xtaci/kcp-go/v5 v5.6.13/go.mod h1:75S1AKYYzNUSXIv30h+jPKJYZUwqpfvLshu63nCNSOM=
 github.com/xtaci/lossyconn v0.0.0-20200209145036-adba10fffc37 h1:EWU6Pktpas0n8lLQwDsRyZfmkPeRbdgPtW609es+/9E=
 github.com/xtaci/lossyconn v0.0.0-20200209145036-adba10fffc37/go.mod h1:HpMP7DB2CyokmAh4lp0EQnnWhmycP/TvwBGzvuie+H0=
 github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=