Index: dataengines/systemmonitor/systemmonitor.cpp
===================================================================
--- dataengines/systemmonitor/systemmonitor.cpp
+++ dataengines/systemmonitor/systemmonitor.cpp
@@ -81,7 +81,8 @@
     while (it != sources.end()) {
         m_waitingFor++;
         QString sensorName = it.key();
-        KSGRD::SensorMgr->sendRequest( QStringLiteral("localhost"), sensorName, (KSGRD::SensorClient*)this, -1);
+        const int index = m_sensors.indexOf(sensorName);
+        KSGRD::SensorMgr->sendRequest( QStringLiteral("localhost"), sensorName, (KSGRD::SensorClient*)this, index);
         ++it;
     }
 }