diff --git a/mqtt_srv.sh b/mqtt_srv.sh
index 730ebe4..8bb1bd0 100644
--- a/mqtt_srv.sh
+++ b/mqtt_srv.sh
@@ -6,13 +6,13 @@ echo lala2 >> /tmp/mqtt_srv.log
 ;;
 "stop")
 echo lala1 >> /tmp/mqtt_srv.log
-kill -9 `ps -ef|grep -e "mqtt_srv.py"|grep -v grep|awk '{ print $1}'`
+kill -9 `ps |grep -e "mqtt_srv.py"|grep -v grep|awk '{ print $1}'`
 ;;
 "restart")
 $0 stop
 $0 start
 ;;
 "status")
-ps -ef|grep -e "mqtt_srv.py"|grep -v grep
+ps |grep -e "mqtt_srv.py"|grep -v grep
 ;;
 esac
\ No newline at end of file