diff --git a/comm/usersession.go b/comm/usersession.go
index bc6d06baa..11d91aa62 100644
--- a/comm/usersession.go
+++ b/comm/usersession.go
@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"go_dreamfactory/pb"
+	"sync"
 
 	"go_dreamfactory/lego/sys/log"
 
@@ -31,6 +32,7 @@ type UserSession struct {
 	UserId           string
 	service          IService
 	msgqueue         []*pb.UserMessage
+	lock             sync.RWMutex
 	mate             map[string]interface{}
 }
 
@@ -117,12 +119,16 @@ func (this *UserSession) UnBind() (err error) {
 
 //写入元数据
 func (this *UserSession) SetMate(name string, value interface{}) {
+	this.lock.Lock()
 	this.mate[name] = value
+	this.lock.Unlock()
 }
 
 //写入元数据
 func (this *UserSession) GetMate(name string) (ok bool, value interface{}) {
+	this.lock.RLock()
 	value, ok = this.mate[name]
+	this.lock.RUnlock()
 	return
 }
 
@@ -189,9 +195,11 @@ func (this *UserSession) SyncPush() (err error) {
 func (this *UserSession) Clone() (session IUserSession) {
 	session = this.service.GetUserSession()
 	session.SetSession(this.IP, this.SessionId, this.ServiceTag, this.GatewayServiceId, this.UserId)
+	this.lock.RLock()
 	for k, v := range this.mate {
 		session.SetMate(k, v)
 	}
+	this.lock.RUnlock()
 	return
 }