diff --git a/Ladestation_Universal/module.php b/Ladestation_Universal/module.php
index 581904f..c849448 100644
--- a/Ladestation_Universal/module.php
+++ b/Ladestation_Universal/module.php
@@ -158,13 +158,13 @@ class Ladestation_Universal extends IPSModule
         $ch = curl_init();
 
         // Setze die URL
-        if(ReadPropertyInteger("Ladestation")==2){
+        if($this->ReadPropertyInteger("Ladestation")==2){
                    curl_setopt(
             $ch,
             CURLOPT_URL,
             "http://" . $this->ReadPropertyString("IP_Adresse") . "/api/status"
         ); 
-        }elseif(ReadPropertyInteger("Ladestation")==1){
+        }elseif($this->ReadPropertyInteger("Ladestation")==1){
             curl_setopt(
                 $ch,
                 CURLOPT_URL,
@@ -247,9 +247,9 @@ class Ladestation_Universal extends IPSModule
     public function sendPowerToStation($value)
     {
 
-        if(ReadPropertyInteger("Ladestation")==2){
+        if($this->ReadPropertyInteger("Ladestation")==2){
             $baseUrl ="http://" . $this->ReadPropertyString("IP_Adresse") . "/api/set?";
-         }elseif(ReadPropertyInteger("Ladestation")==1){
+         }elseif($this->ReadPropertyInteger("Ladestation")==1){
          $baseUrl ="http://" . $this->ReadPropertyString("IP_Adresse") . "/mqtt?payload=";
         }
         // Base URL
@@ -264,9 +264,9 @@ class Ladestation_Universal extends IPSModule
 
         // If value is 0, make a single request
         if ($value == 0) {
-            if(ReadPropertyInteger("Ladestation")==2){            
+            if($this->ReadPropertyInteger("Ladestation")==2){            
                 $url = $baseUrl . "frc=1";
-             }elseif(ReadPropertyInteger("Ladestation")==1){           
+             }elseif($this->ReadPropertyInteger("Ladestation")==1){           
                  $url = $baseUrl . "alw=0";
 
         }
@@ -280,9 +280,9 @@ class Ladestation_Universal extends IPSModule
         // For value between 1 and 32, make two requests
         elseif ($value >= 1 && $value <= 32) {
             // First request
-                if(ReadPropertyInteger("Ladestation")==2){            
+                if($this->ReadPropertyInteger("Ladestation")==2){            
                     $url = $baseUrl . "frc=2";
-                 }elseif(ReadPropertyInteger("Ladestation")==1){           
+                 }elseif($this->ReadPropertyInteger("Ladestation")==1){           
                      $url = $baseUrl . "alw=1";
     
          }
@@ -299,9 +299,9 @@ class Ladestation_Universal extends IPSModule
             // Second request
 
 
-                if(ReadPropertyInteger("Ladestation")==2){            
+                if($this->ReadPropertyInteger("Ladestation")==2){            
                     $url2 = $baseUrl . "amp=$value";
-                }elseif(ReadPropertyInteger("Ladestation")==1){           
+                }elseif($this->ReadPropertyInteger("Ladestation")==1){           
                     $url2 = $baseUrl . "amx=$value";
     
          }
diff --git a/library.json b/library.json
index a8f6234..9eb7817 100644
--- a/library.json
+++ b/library.json
@@ -6,7 +6,7 @@
     "compatibility": {
         "version": "7.1"
     },
-    "version": "0.192",
+    "version": "0.193",
     "build": 0,
     "date": 0
 }
\ No newline at end of file