diff --git a/control/_Control.py b/control/_Control.py
index 2f83600..72574bf 100644
--- a/control/_Control.py
+++ b/control/_Control.py
@@ -30,13 +30,13 @@ class Control(threading.Thread):
 
     def load_config(self):
         try:
-            with open(self.__config_file, "r") as handle:
+            with open(self.__config_file, "r", encoding="UTF-8") as handle:
                 self.__config = json.load(handle)
         except FileNotFoundError:
             # create default config
             os.makedirs(os.path.dirname(self.__config_file), exist_ok=True)
             shutil.copyfile("config/config.json", self.__config_file)
-            with open(self.__config_file, "r") as handle:
+            with open(self.__config_file, "r", encoding="UTF-8") as handle:
                 self.__config = json.load(handle)
         self.__heat = heat.Heat(int(self.__config['heat'][0]['pin']))
         for _ in range(len(self.__config['water'])):
@@ -58,7 +58,10 @@ class Control(threading.Thread):
                 self.__trigger_read_config = False
                 self.load_config()
 
-            self.__temperature = float(self.__sensor.get_temperature())
+            tmp = float(self.__sensor.get_temperature())
+            if tmp != self.__temperature:
+                self.__temperature = tmp
+                self.__log.info("Temperature: %.1f °C", self.__temperature)
 
             # handle heat
             if self.__config['heat'][0]['autostate']:
@@ -66,10 +69,10 @@ class Control(threading.Thread):
                 off_temperature = float(self.__config['heat'][0]['off_temperature'])
                 if self.__temperature < on_temperature and not self.__heat.state():
                     self.__heat.on()
-                    self.__log.info("Switch heat on by temperature level: %.1f °C", self.__temperature)
+                    self.__log.info("heat on")
                 elif self.__temperature > off_temperature and self.__heat.state():
                     self.__heat.off()
-                    self.__log.info("Switch heat off by temperature level: %.1f °C", self.__temperature)
+                    self.__log.info("heat off")
 
             # handle water entries
             water = self.__config['water']
@@ -97,11 +100,11 @@ class Control(threading.Thread):
                     if now > on_time and now <= off_time and not self.__water_state[water_index]:
                         GPIO.output(pin, 0)
                         self.__water_state[water_index] = True
-                        self.__log.info("Switch water on by time")
+                        self.__log.info("water on")
                     elif now > off_time and self.__water_state[water_index]:
                         GPIO.output(pin, 1)
                         self.__water_state[water_index] = False
-                        self.__log.info("Switch water off by time")
+                        self.__log.info("water off")
                 water_index += 1
 
 
@@ -126,18 +129,18 @@ class Control(threading.Thread):
 
     def set_heat_state(self, ident: str):
         self.__heat.on()
-        self.__log.info("Switch heat on by button")
+        self.__log.info("heat on by button")
 
     def clear_heat_state(self, ident: str):
         self.__heat.off()
-        self.__log.info("Switch heat off by button")
+        self.__log.info("heat off by button")
 
     def set_water_state(self, ident: str):
         ident = int(ident)
         if ident > 0 and ident < len(self.__water_state):
             pin = int(self.__config['water'][ident - 1]['pin'])
             self.__water_state[ident - 1] = True
-            self.__log.info("Switch water on by button")
+            self.__log.info("water on by button")
             GPIO.output(pin, 0)
 
     def clear_water_state(self, ident: str):
@@ -145,5 +148,5 @@ class Control(threading.Thread):
         if ident > 0 and ident < len(self.__water_state):
             pin = int(self.__config['water'][ident - 1]['pin'])
             self.__water_state[ident - 1] = False
-            self.__log.info("Switch water off by button")
+            self.__log.info("water off by button")
             GPIO.output(pin, 1)
diff --git a/gardencontrol/main.py b/gardencontrol/main.py
index 594fe11..8a5b11d 100644
--- a/gardencontrol/main.py
+++ b/gardencontrol/main.py
@@ -6,7 +6,7 @@ import sys
 import remotecontrol
 
 LOG_LEVEL = logging.INFO
-LOG_FILE = "/var/log/sauna.log"
+LOG_FILE = "/var/log/gardencontrol.log"
 LOG_FORMAT = "%(asctime)s %(levelname)s %(message)s"
 
 def main():
diff --git a/setup.py b/setup.py
index c0e7875..819fbdd 100755
--- a/setup.py
+++ b/setup.py
@@ -6,7 +6,7 @@ from setuptools import setup
 from setuptools.command.install import install
 
 NAME = 'gardencontrol'
-VERSION = '1'
+VERSION = '2'
 AUTHOR = 'Thomas Klaehn'
 EMAIL = 'tkl@blackfinn.de'
 PACKAGES = ['config', 'control', 'gardencontrol', 'heat', 'remotecontrol']