diff --git a/README.md b/README.md
index f3da754..6856daa 100644
--- a/README.md
+++ b/README.md
@@ -71,6 +71,7 @@ Please be aware that this repository is only for educational purpose, to learn h
 
 # Updates:
 
+- Version 1.4 - 27.07.20: Use of millis() funtion to avoid delay() and timer counter in loop(). Improved receive of 433MHz keys.
 - Version 1.3 - 13.12.19: Added definition for certain OLED displays that require this to work properly.
 - Version 1.2 - 21.09.19: Added buzzer support on pin 20 (active 5 Volt buzzer works without additional transitor).
 - Version 1.1 - 03.08.19: Added support for Auto and Standby (Key 5 and 6).