diff --git a/mqttclient/fanATserial2mqtt.py b/mqttclient/fanATserial2mqtt.py
index 8942093..644ac69 100644
--- a/mqttclient/fanATserial2mqtt.py
+++ b/mqttclient/fanATserial2mqtt.py
@@ -8,8 +8,8 @@ import logging
 
 MAXIMUM_COMMUNICATION_FAILURE=1000
 
-TEMPERATUR_MIN_DIFFERENCE   = 2
-TARGET_MIN_DIFFERENCE       = 1
+TEMPERATUR_MIN_DIFFERENCE   = 1
+TARGET_MIN_DIFFERENCE       = 3
 RPM_MIN_DIFFERENCE          = 50
 
 COMMAND_PREFIX = "ollpe"