diff --git a/business/jxstore/event/event_tcp_utils.go b/business/jxstore/event/event_tcp_utils.go
index fdc40651c..9be96a050 100644
--- a/business/jxstore/event/event_tcp_utils.go
+++ b/business/jxstore/event/event_tcp_utils.go
@@ -219,7 +219,7 @@ func (t *TcpClient) setPrintStatus(key string, status int) {
 }
 
 func (t *TcpClient) addMsgChan(printMsg *model.PrintMsg) {
-	t.RUnlock()
+	t.RLock()
 	defer t.RUnlock()
 	if !t.isExistMsg(printMsg.PrintNo) {
 		t.buildMsgMap(printMsg.PrintNo)
@@ -228,7 +228,7 @@ func (t *TcpClient) addMsgChan(printMsg *model.PrintMsg) {
 }
 
 func (t *TcpClient) addCallbackChan(key, data string) {
-	t.RUnlock()
+	t.RLock()
 	defer t.RUnlock()
 	if !t.isExistCallback(key) {
 		t.buildCallBackMap(key)