diff --git a/opt/inverter/inverter.php b/opt/inverter/inverter.php
index 84b9900..5cbffab 100644
--- a/opt/inverter/inverter.php
+++ b/opt/inverter/inverter.php
@@ -67,12 +67,12 @@ while (!$bStop && !System_Daemon::isDying()) {
 
     if ($bAwake && !$bSleep) {
         /* Schedule next sleep time */
-        if (!$bAlarm) {
+        /*if (!$bAlarm) {
             $sTime = date('H:i', strtotime($sSleep));
             System_Daemon::info(sprintf('Schedule sleep at %s', $sTime));
             command(sprintf('at -f %s %s 2> /dev/null', FILE_DAEMON_STOP, $sTime));
             $bAlarm = true;
-        }
+        }*/
 
         /* Execute task */
         System_Daemon::info('Running task');
diff --git a/opt/inverter/pvoutput.php b/opt/inverter/pvoutput.php
index 2c23eaf..84a12f3 100644
--- a/opt/inverter/pvoutput.php
+++ b/opt/inverter/pvoutput.php
@@ -17,7 +17,9 @@ $aSystems = array(
 );
 
 /* Fake command line for debugging */
-//$argv = array(null, 1.5, 1234, 230, '1204DQ0116');
+if (count($argv) < 5) {
+    $argv = array(null, 1.5, 1234, 230, '1204DQ0116');
+}
 
 /* Fetch command line arguments */
 $fToday = floatval($argv[1]);   // Wh
@@ -77,7 +79,7 @@ $aToday[3] = $fTemperature;
 file_put_contents($sTodayFile, implode(',', $aToday));
 
 /* Correct today data */
-$fToday = $fToday > ((1 + MARGIN_ENERGY) * $aToday[1]) ? $aToday[1] : $fToday;
+$fToday = abs($aToday[1] - $fToday) > (MARGIN_ENERGY * $aToday[1]) ? $aToday[1] : $fToday;
 
 /* Construct PVOutput data */
 $aData = array(