diff --git a/MqttClient.cpp b/MqttClient.cpp
index f7f40f4..e9d0e5e 100644
--- a/MqttClient.cpp
+++ b/MqttClient.cpp
@@ -36,6 +36,8 @@ String MqttConfig::exec(String params) {
   MqttClient *mc = (MqttClient*)m_mqttClient;
   if (params.equalsIgnoreCase("help")) {
     *out << "help ..... this help page" << endl;
+    *out << "disable .. disable query timer" << endl;
+    *out << "enable ... enable query timer" << endl;
     *out << "show ..... shows the whole configuration"  << endl;
     *out << "broker ... set the broker's address (this needs to be an IP address," << endl;
     *out << "           a hostname won't work!! DNS seems to be broken" << endl;