diff --git a/cbpi/extension/FermenterHysteresis/__init__.py b/cbpi/extension/FermenterHysteresis/__init__.py
index 0376d01..d100d62 100644
--- a/cbpi/extension/FermenterHysteresis/__init__.py
+++ b/cbpi/extension/FermenterHysteresis/__init__.py
@@ -44,8 +44,8 @@ class FermenterAutostart(CBPiExtension):
 
 @parameters([Property.Number(label="HeaterOffsetOn", configurable=True, description="Offset as decimal number when the heater is switched on. Should be greater then 'HeaterOffsetOff'. For example a value of 2 switches on the heater if the current temperature is 2 degrees below the target temperature"),
              Property.Number(label="HeaterOffsetOff", configurable=True, description="Offset as decimal number when the heater is switched off. Should be smaller then 'HeaterOffsetOn'. For example a value of 1 switches off the heater if the current temperature is 1 degree below the target temperature"),
-             Property.Number(label="CoolerOffsetOn", configurable=True, description="Offset as decimal number when the cooler is switched on. Should be greater then 'CoolerOffsetOff'. For example a value of 2 switches on the cooler if the current temperature is 2 degrees below the target temperature"),
-             Property.Number(label="CoolerOffsetOff", configurable=True, description="Offset as decimal number when the cooler is switched off. Should be smaller then 'CoolerOffsetOn'. For example a value of 1 switches off the cooler if the current temperature is 1 degree below the target temperature"),
+             Property.Number(label="CoolerOffsetOn", configurable=True, description="Offset as decimal number when the cooler is switched on. Should be greater then 'CoolerOffsetOff'. For example a value of 2 switches on the cooler if the current temperature is 2 degrees above the target temperature"),
+             Property.Number(label="CoolerOffsetOff", configurable=True, description="Offset as decimal number when the cooler is switched off. Should be smaller then 'CoolerOffsetOn'. For example a value of 1 switches off the cooler if the current temperature is 1 degree above the target temperature"),
              Property.Select(label="AutoStart", options=["Yes","No"],description="Autostart Fermenter on cbpi start"),
              Property.Sensor(label="sensor2",description="Optional Sensor for LCDisplay(e.g. iSpindle)")])