diff --git a/README.md b/README.md
index ff874ea..f657415 100644
--- a/README.md
+++ b/README.md
@@ -104,6 +104,6 @@ Remote Control (KeyFob):  [Link](https://www.amazon.de/XCSOURCE-Elektrische-Univ
 - Version 1.4 - 27.11.20: Changed R2 and R3 to 6.8 KOhm to eliminate problems with some 74LS07 devices (see issue "R3 wrong value?" for details).
 - Version 1.4 - 27.07.20: Use of millis() funtion to avoid delay() and timer counter in loop(). Improved detection 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 1.2 - 21.09.19: Added buzzer support on pin 20 (active 5 Volt buzzer works without additional transistor).
 - Version 1.1 - 03.08.19: Added support for Auto and Standby (Key 5 and 6).
 - Added new programming code (_433_Programming_New.ino) to simplify programming of KeyFob without recompiling and upload for each key.