diff --git a/.travis.yml b/.travis.yml
index 75382158..1e75065f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -15,7 +15,7 @@ script:
 - platformio run
 deploy:
   provider: releases
-  # prerelease: true
+  prerelease: true
   api_key:
     secure: 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
   file: ".pioenvs/d1_mini_stage/firmware.bin"
diff --git a/pio/lib/Globals/Globals.h b/pio/lib/Globals/Globals.h
index 3abf2c61..43fe9430 100644
--- a/pio/lib/Globals/Globals.h
+++ b/pio/lib/Globals/Globals.h
@@ -26,7 +26,7 @@ extern Ticker flasher;
 // #include <stdint.h>
 
 // defines go here
-#define FIRMWAREVERSION "5.5.5"
+#define FIRMWAREVERSION "5.6.0"
 
 
 #define API_FHEM true
diff --git a/pio/lib/Sender/Sender.cpp b/pio/lib/Sender/Sender.cpp
index ad70a652..27a60c0c 100644
--- a/pio/lib/Sender/Sender.cpp
+++ b/pio/lib/Sender/Sender.cpp
@@ -27,28 +27,28 @@ void SenderClass::add(String id, uint32_t value)
     _jsonVariant[id] = value;
 }
 
-bool SenderClass::send(String server, String url, uint16_t port)
+bool SenderClass::sendTCP(String server, uint16_t port)
 {
     _jsonVariant.printTo(Serial);
 
     if (_client.connect(server.c_str(), port))
     {
-        if (url != "")
-        {
-            Serial.println(F("Sender: HTTP posting"));
-
-            String msg = String("POST ");
-            msg += url;
-            msg += F(" HTTP/1.1\r\nHost: ");
-            msg += server;
-            msg += F("\r\nUser-Agent: iSpindel\r\nConnection: close\r\nContent-Type: application/json\r\nContent-Length: ");
-            msg += _jsonVariant.measureLength() + 2;
-            msg += "\r\n";
-
-            _client.println(msg);
-            Serial.println(msg);
-        }
-        else
+        // if (url != "")
+        // {
+        //     Serial.println(F("Sender: HTTP posting"));
+
+        //     String msg = String("POST ");
+        //     msg += url;
+        //     msg += F(" HTTP/1.1\r\nHost: ");
+        //     msg += server;
+        //     msg += F("\r\nUser-Agent: iSpindel\r\nConnection: close\r\nContent-Type: application/json\r\nContent-Length: ");
+        //     msg += _jsonVariant.measureLength() + 2;
+        //     msg += "\r\n";
+
+        //     _client.println(msg);
+        //     Serial.println(msg);
+        // }
+        // else
             Serial.println(F("Sender: TCP stream"));
         _jsonVariant.printTo(_client);
         _client.println();
@@ -75,6 +75,44 @@ bool SenderClass::send(String server, String url, uint16_t port)
     return true;
 }
 
+bool SenderClass::sendGenericPost(String server, String url, uint16_t port)
+{
+    _jsonVariant.printTo(Serial);
+
+    HTTPClient http;
+
+    Serial.println(F("HTTPAPI: posting"));
+    // configure traged server and url
+    http.begin(server, port, url);
+    http.addHeader("User-Agent", "iSpindel");
+    http.addHeader("Connection", "close");
+    http.addHeader("Content-Type", "application/json");
+
+    // size_t len = _jsonVariant.measureLength() + 1; 
+    // uint8_t json[len];
+    // _jsonVariant.printTo(json, len); 
+    String json;
+    _jsonVariant.printTo(json);
+    auto httpCode = http.POST(json);
+    Serial.println(String("code: ") + httpCode);
+
+    // httpCode will be negative on error
+    if (httpCode > 0)
+    {
+        if (httpCode == HTTP_CODE_OK)
+        {
+            Serial.println(http.getString());
+        }
+    }
+    else
+    {
+        Serial.print(F("[HTTP] POST... failed, error: "));
+        Serial.println(http.errorToString(httpCode));
+    }
+
+    http.end();
+}
+
 bool SenderClass::sendUbidots(String token, String name)
 {
     _jsonVariant.printTo(Serial);
diff --git a/pio/lib/Sender/Sender.h b/pio/lib/Sender/Sender.h
index ab1dd00b..0848a832 100644
--- a/pio/lib/Sender/Sender.h
+++ b/pio/lib/Sender/Sender.h
@@ -9,13 +9,16 @@
 #define _SENDER_H_
 
 #include <ESP8266WiFi.h>
+#include <ESP8266HTTPClient.h>
 #include <ArduinoJson.h> //https://github.com/bblanchon/ArduinoJson
 
 class SenderClass
 {
 public:
   SenderClass();
-  bool send(String server, String url, uint16_t port = 80);
+  bool sendTCP(String server, uint16_t port = 80);
+  bool sendGenericPost(String server, String url, uint16_t port = 80);
+  
   bool sendUbidots(String token, String name);
   bool sendFHEM(String server, uint16_t port, String name);
   bool sendTCONTROL(String server, uint16_t port);
diff --git a/pio/src/iSpindel.cpp b/pio/src/iSpindel.cpp
index 84215374..a13d5797 100644
--- a/pio/src/iSpindel.cpp
+++ b/pio/src/iSpindel.cpp
@@ -442,22 +442,24 @@ bool uploadData(uint8_t service)
     if (service == DTHTTP)
     {
       SerialOut(F("\ncalling HTTP"));
-      return sender.send(my_server, my_url, my_port);
+      // return sender.send(my_server, my_url, my_port);
+      return sender.sendGenericPost(my_server, my_url, my_port);
     }
     else if (service == DTCraftBeerPi)
     {
-      SerialOut(F("\ncalling CraftBeerPi"));
-      return sender.send(my_server, CBP_ENDPOINT, 5000);
+      SerialOut(F("\ncalling CraftbeerPi"));
+      // return sender.send(my_server, CBP_ENDPOINT, 5000);
+      return sender.sendGenericPost(my_server, CBP_ENDPOINT, 5000);
     }
     else if (service == DTiSPINDELde)
     {
       SerialOut(F("\ncalling iSPINDELde"));
-      return sender.send("ispindle.de", "", 9501);
+      return sender.sendTCP("ispindle.de", 9501);
     }
     else if (service == DTTCP)
     {
       SerialOut(F("\ncalling TCP"));
-      return sender.send(my_server, "", my_port);
+      return sender.sendTCP(my_server, my_port);
     }
   }
 #endif // DATABASESYSTEM