diff --git a/external_components/hoermann_door/hciemulator.cpp b/external_components/hoermann_door/hciemulator.cpp
index fdf83c5..a432d0b 100644
--- a/external_components/hoermann_door/hciemulator.cpp
+++ b/external_components/hoermann_door/hciemulator.cpp
@@ -1,4 +1,5 @@
 #include "hciemulator.h"
+#include <string>
 
 #define CHECKCHANGEDSET(Target, Value, Flag) \
     if ((Target) != (Value))                 \
@@ -22,14 +23,19 @@ void LogCore(int Level, const char *msg, const unsigned char *data = NULL, size_
     }
     if (data != NULL && datalen > 0)
     {
-        String newmsg(msg);
+        //std::string newmsg(msg);
+        char* newmsg = (char*)malloc(strlen(msg) + datalen * 3 + 1);
+        strncpy(newmsg, msg, strlen(msg) + 1);
+        newmsg[strlen(msg)] = '\0';
         char str[4];
         for (size_t i = 0; i < datalen; i++)
         {
             snprintf(str, sizeof(str), "%02x ", data[i]);
-            newmsg += str;
+            str[3] = '\0';
+            strncat(newmsg, str, sizeof(str));
         }
-        Serial.println(newmsg);
+        ESP_LOGD(TAG, newmsg);
+        free(newmsg);
     }
     else
     {
diff --git a/external_components/hoermann_door/hoermann.h b/external_components/hoermann_door/hoermann.h
index 235c2ff..056176f 100644
--- a/external_components/hoermann_door/hoermann.h
+++ b/external_components/hoermann_door/hoermann.h
@@ -46,7 +46,7 @@ class HoermannMainComponent: public Component{
         dispatcherFn, // Function to implement the task
         "ModBusTask",   // Name of the task
         10000,          // Stack size in words
-        true,           // Task input parameter
+        this,           // Task input parameter
         // 1,           // Priority of the task
         configMAX_PRIORITIES - 1,
         &modBusTask,    // Task handle.