diff --git a/business/jxstore/event/event_tcp.go b/business/jxstore/event/event_tcp.go
index 01dbaf25b..5f9e3183d 100644
--- a/business/jxstore/event/event_tcp.go
+++ b/business/jxstore/event/event_tcp.go
@@ -222,6 +222,7 @@ func (t *TcpClient) doPrint(key string) (err error) {
 							case printerStatusOnline:
 								if c = t.getPrintConn(printMsg.PrintNo); c != nil {
 									data, err = buildMsg(printMsg)
+									printMsg.ContentEncryption = string(data)
 									dao.UpdateEntity(db, printMsg, "ContentEncryption")
 								}
 							case printerStatusOffline: