diff --git a/broadlink_ac_mqtt/classes/broadlink/ac_db.py b/broadlink_ac_mqtt/classes/broadlink/ac_db.py
index 71509f6..edffda1 100644
--- a/broadlink_ac_mqtt/classes/broadlink/ac_db.py
+++ b/broadlink_ac_mqtt/classes/broadlink/ac_db.py
@@ -579,7 +579,7 @@ def get_ac_info(self):
 			self.logger.debug ("AcInfo: " + ' '.join(format(x, '08b') for x in response_payload[9:] )  )	
 			
 		  
-			if len(response_payload) < 20: ##Hack for some invalid packets. should get proper length at some point.  #54
+			if len(response_payload) < 40: ##Hack for some invalid packets. should get proper length at some point.  #54
 				self.logger.debug ("AcInfo: Invalid, seems to short?")	
 				return 0