diff --git a/proxy/trojan/server.go b/proxy/trojan/server.go
index 0892f619f..e628e6968 100644
--- a/proxy/trojan/server.go
+++ b/proxy/trojan/server.go
@@ -245,7 +245,8 @@ func (s *Server) handleUDPPayload(ctx context.Context, clientReader *PacketReade
 func (s *Server) handleConnection(ctx context.Context, sessionPolicy policy.Session,
 	destination net.Destination,
 	clientReader buf.Reader,
-	clientWriter buf.Writer, dispatcher routing.Dispatcher) error {
+	clientWriter buf.Writer, dispatcher routing.Dispatcher,
+) error {
 	ctx, cancel := context.WithCancel(ctx)
 	timer := signal.CancelAfterInactivity(ctx, cancel, sessionPolicy.Timeouts.ConnectionIdle)
 	ctx = policy.ContextWithBufferPolicy(ctx, sessionPolicy.Buffer)
diff --git a/transport/internet/sockopt_windows.go b/transport/internet/sockopt_windows.go
index 1e182a516..eca97278a 100644
--- a/transport/internet/sockopt_windows.go
+++ b/transport/internet/sockopt_windows.go
@@ -1,8 +1,9 @@
 package internet
 
 import (
-	"golang.org/x/sys/windows"
 	"syscall"
+
+	"golang.org/x/sys/windows"
 )
 
 const (
diff --git a/transport/internet/udp/dispatcher_packetaddr.go b/transport/internet/udp/dispatcher_packetaddr.go
index ac1a5595f..f59422aa9 100644
--- a/transport/internet/udp/dispatcher_packetaddr.go
+++ b/transport/internet/udp/dispatcher_packetaddr.go
@@ -48,7 +48,8 @@ func NewPacketAddrDispatcherCreator(ctx context.Context) PacketAddrDispatcherCre
 }
 
 func (pdc *PacketAddrDispatcherCreator) NewPacketAddrDispatcher(
-	dispatcher routing.Dispatcher, callback ResponseCallback) DispatcherI {
+	dispatcher routing.Dispatcher, callback ResponseCallback,
+) DispatcherI {
 	packetConn, _ := packetaddr.CreatePacketAddrConn(pdc.ctx, dispatcher, false)
 	pd := &PacketAddrDispatcher{conn: packetConn, callback: callback, ctx: pdc.ctx}
 	go pd.readWorker()