diff --git a/include/mess_htu21.h b/include/mess_htu21.h
index b992914..c17c633 100644
--- a/include/mess_htu21.h
+++ b/include/mess_htu21.h
@@ -28,7 +28,7 @@ void init_HTU21(){
 
 void read_HTU21D() {
     float t = htu.readTemperature();
-    t = t + K_HTU;
+    t = t + KorrekturTemperatur;
     dtostrf(t,7,1,htuData.temperature);
     float h = htu.readHumidity();
     dtostrf(h,7,1,htuData.humity);
diff --git a/platformio.ini b/platformio.ini
index a0ff16c..cab7890 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -96,7 +96,7 @@ build_flags = ${env.build_flags}
     -DUBKorectur=0.854417949
     -DMinimalSpannung=3.00
     -DKorrekturLuftdruck=23.58
-    -DKorrekturTemperatur=0.0
+    -DKorrekturTemperatur=-3,5
 
 [env:hjk]
 build_flags = ${env.build_flags}
diff --git a/src/main.cpp b/src/main.cpp
index ac7cc9e..ed55e9b 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -14,7 +14,7 @@
 void reconnect();
 void setup_wifi();
 
-void verifyFingerprint();
+//void verifyFingerprint();
 void callback(char* topic1, byte* payload, unsigned int length);
 void pulse_pin(uint8_t pin);
 
@@ -49,9 +49,9 @@ IPAddress dns;
 IPAddress secondaryDNS(8, 8, 8, 8);
 
 
-//const char* mqtt_fprint = "a3:44:1d:aa:6e:e5:c7:55:02:20:98:ea:9b:df:1a:42:a2:f3:e3:0d";
-const char* mqtt_user =   "mqtt";
-const char* mqtt_pass =   "fische";
+const char* mqtt_fprint = "a3:44:1d:aa:6e:e5:c7:55:02:20:98:ea:9b:df:1a:42:a2:f3:e3:0d";
+const char* mqtt_user =   "hjk";
+const char* mqtt_pass =   "51fische#";
 
 const unsigned long interval  = TINTERVAL * 60000000LU; // Minuten * Mikrosekunden für Sleep Mode
 const unsigned long intervalLowBatt = TLOWBATT * 60000000LU; // Minuten * Mikrosekunden für Sleep Mode, Akku entladen
@@ -80,7 +80,8 @@ void setup() {
   digitalWrite(BUILTIN_LED, HIGH); */
   Serial.begin(74880);
   while ( !Serial ) delay(100);   // wait for native usb
-  WiFi.mode( WIFI_OFF );
+  //WiFi.mode( WIFI_OFF );
+  WiFi.mode(WIFI_STA);
   WiFi.forceSleepBegin();
   Serial.println();
 
@@ -292,7 +293,7 @@ void callback(char* topic1, byte* payload, unsigned int length)
 
 void reconnect() {
   // Loop until we're reconnected
-  sprintf(clientName, "%s%s", "ESP8266Wetter", sID);
+  sprintf(clientName, "%s%s", "WetterSensor", sID);
   while (!client.connected()) {
     Serial.print("Attempting MQTT connection...");
     //verifyFingerprint();