diff --git a/go.mod b/go.mod
index 7e9418c66..e8e115e29 100644
--- a/go.mod
+++ b/go.mod
@@ -8,7 +8,7 @@ require (
 	github.com/xtaci/kcp-go/v5 v5.6.14
 	github.com/xtaci/qpp v1.1.17
 	github.com/xtaci/smux v1.5.26
-	github.com/xtaci/tcpraw v1.2.28
+	github.com/xtaci/tcpraw v1.2.29
 	golang.org/x/crypto v0.26.0
 )
 
diff --git a/go.sum b/go.sum
index a8455d600..ce67f8977 100644
--- a/go.sum
+++ b/go.sum
@@ -86,6 +86,8 @@ github.com/xtaci/tcpraw v1.2.27 h1:p4E8XQBVrghFXkU5HU6zUOi/+howyzdM2r8gGiEMemo=
 github.com/xtaci/tcpraw v1.2.27/go.mod h1:yX76qCwZGnyIiEL3AO8rD/HONHCPGdwHJLQCCyhHbSs=
 github.com/xtaci/tcpraw v1.2.28 h1:fRZp0wE027xw/dRjq4wb/vDUxTPeBfenRv5Lmz/3zHg=
 github.com/xtaci/tcpraw v1.2.28/go.mod h1:T1blYD2EDkLneb+HtxddnzX38SoC9BG537EhkXeaT2k=
+github.com/xtaci/tcpraw v1.2.29 h1:iVk1b2XiXNvIrMgtB3CkHCB/CigYXnG0tvFmOLUwCI8=
+github.com/xtaci/tcpraw v1.2.29/go.mod h1:T1blYD2EDkLneb+HtxddnzX38SoC9BG537EhkXeaT2k=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
diff --git a/vendor/github.com/xtaci/tcpraw/signal.go b/vendor/github.com/xtaci/tcpraw/signal.go
index 7977bc01f..a6bb2e5e7 100644
--- a/vendor/github.com/xtaci/tcpraw/signal.go
+++ b/vendor/github.com/xtaci/tcpraw/signal.go
@@ -25,7 +25,6 @@
 package tcpraw
 
 import (
-	"container/list"
 	"os"
 	"os/signal"
 	"sync"
@@ -46,13 +45,11 @@ func sigHandler() {
 	connListMu.Lock()
 	var wg sync.WaitGroup
 	wg.Add(connList.Len())
-	var next *list.Element
-	for elem := connList.Front(); elem != nil; elem = next {
-		next = elem.Next()
-		go func() {
-			elem.Value.(*tcpConn).Close()
+	for elem := connList.Front(); elem != nil; elem = elem.Next() {
+		go func(conn *tcpConn) {
+			conn.Close()
 			wg.Done()
-		}()
+		}(elem.Value.(*tcpConn))
 	}
 	connListMu.Unlock()
 	wg.Wait()
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 274488c83..9bbc18efc 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -53,7 +53,7 @@ github.com/xtaci/qpp
 # github.com/xtaci/smux v1.5.26
 ## explicit; go 1.13
 github.com/xtaci/smux
-# github.com/xtaci/tcpraw v1.2.28
+# github.com/xtaci/tcpraw v1.2.29
 ## explicit; go 1.13
 github.com/xtaci/tcpraw
 # golang.org/x/crypto v0.26.0