diff --git a/Heizung_x_Stufig/module.php b/Heizung_x_Stufig/module.php
index 7d409ba..5585b01 100644
--- a/Heizung_x_Stufig/module.php
+++ b/Heizung_x_Stufig/module.php
@@ -153,7 +153,7 @@ class Heizung_x_Stufig extends IPSModule
     {
         $this->LadeUndSortiereLeistungen();
 
-        if ($this->GetValue("Disable")) {
+        if ($this->GetValue("Disable") == false) {
             $this->SetValue("PowerSteps", json_encode([0]));
             $this->SetAktuelle_Leistung(0);
             return;