diff --git a/business/jxstore/event/event_tcp.go b/business/jxstore/event/event_tcp.go
index 5db637ccc..03111bfd1 100644
--- a/business/jxstore/event/event_tcp.go
+++ b/business/jxstore/event/event_tcp.go
@@ -272,7 +272,7 @@ func (t *TcpClient) HandleCheckTcpHeart(key string) {
 			default:
 				if !utils.IsTimeZero(t.getPrintStatusTime(key)) {
 					//2分钟内没心跳判断打印机掉线了
-					if time.Now().Sub(t.getPrintStatusTime(key)) > time.Minute*2 {
+					if time.Now().Sub(t.getPrintStatusTime(key)) > time.Minute+time.Second*3 {
 						changePrinterStatus(key, printerStatusOffline)
 						if t.isExist(key) {
 							t.clear(key)