diff --git a/PyViCare/PyViCareRadiatorActuator.py b/PyViCare/PyViCareRadiatorActuator.py
index 5c469a8..2da627b 100644
--- a/PyViCare/PyViCareRadiatorActuator.py
+++ b/PyViCare/PyViCareRadiatorActuator.py
@@ -18,4 +18,4 @@ def getTargetTemperature(self):
 
     @handleAPICommandErrors
     def setTargetTemperature(self, temperature):
-        return self.service.setProperty("trv.temperature", "setTargetTemperature", {'temperature': int(temperature)})
+        return self.service.setProperty("trv.temperature", "setTargetTemperature", {'temperature': float(temperature)})