diff --git a/heat_control.py b/heat_control.py
index fa9cc32..918e97e 100755
--- a/heat_control.py
+++ b/heat_control.py
@@ -117,9 +117,8 @@ def check_temperatures():
 		# and turn off the boiler of course
 		for c in contours:
 			mqtt_client.publish(c.out_topic, "1", retain=True)
-		# boiler and pump relays are inverted in fact
-		mqtt_client.publish(boiler_control, "1", retain=True)
-		mqtt_client.publish(pump_control, "0", retain=True)
+		mqtt_client.publish(boiler_control, "0", retain=True)
+		mqtt_client.publish(pump_control, "1", retain=True)
 		return
 	#
 	sum_t = 0
@@ -134,10 +133,8 @@ def check_temperatures():
 		logger.error("No temperatures available, switch to full-on mode")
 		for c in contours:
 			mqtt_client.publish(c.out_topic, "1", retain=True)
-		# boiler and pump relays are inverted in fact
-		# turn on boiler and pump
-		mqtt_client.publish(boiler_control, "0", retain=True)
-		mqtt_client.publish(pump_control, "0", retain=True)
+		# turn on boiler 
+		mqtt_client.publish(boiler_control, "1", retain=True)
 		return
 
 	for c in contours:
@@ -173,13 +170,12 @@ def check_temperatures():
 				any_opened_start = time.time()
 
 	logger.debug("Any opened: " + str(any_opened) + " aos " + str(any_opened_start) + " time " + str(time.time()))
-	# boiler and pump relays are inverted in fact
 	if any_opened and time.time() - any_opened_start > BOILER_TURN_ON_AFTER:
-		mqtt_client.publish(boiler_control, "0", retain=True)
-		mqtt_client.publish(pump_control, "0", retain=True)
-	else:
 		mqtt_client.publish(boiler_control, "1", retain=True)
 		mqtt_client.publish(pump_control, "1", retain=True)
+	else:
+		mqtt_client.publish(boiler_control, "0", retain=True)
+		mqtt_client.publish(pump_control, "0", retain=True)
 
 def main_cycle():
 	"""Main 5-second cycle"""