diff --git a/business/jxstore/event/event_tcp_utils.go b/business/jxstore/event/event_tcp_utils.go
index f6fef65ce..50e43df80 100644
--- a/business/jxstore/event/event_tcp_utils.go
+++ b/business/jxstore/event/event_tcp_utils.go
@@ -101,7 +101,7 @@ var (
 
 	printMsgChan         = make(chan *model.PrintMsg, 1024)
 	printMsgCallbackChan = make(chan string, 1024)
-	printMsgChanFail     = make(chan *model.PrintMsg)
+	printMsgChanFail     = make(chan *model.PrintMsg, 1024)
 )
 
 type PrintInfo struct {