diff --git a/Arduino-IDE.md b/Arduino-IDE.md
index 5865d4ec..4a22ff68 100644
--- a/Arduino-IDE.md
+++ b/Arduino-IDE.md
@@ -25,7 +25,7 @@ IMPORTANT: For Windows users, before executing *arduino.exe* add an empty folder
 
 #### ESP8266 Board version 2.4.2
 Remove default compile options for floating point ``printf`` and ``scanf`` which are not being used by Tasmota and save 15k code space.
-- Replace in Arduino IDE folder *portable\packages\esp8266\hardware\esp8266\2.4.0* file *platform.txt* with the Tasmota Source code file *arduino\version 2.4.2\platform.txt*.
+- Replace in Arduino IDE folder *portable\packages\esp8266\hardware\esp8266\2.4.2* file *platform.txt* with the Tasmota Source code file *arduino\version 2.4.2\platform.txt*.
 
 #### ESP8266 Board version 2.5.0
 Remove default compile options for floating point ``printf`` and ``scanf`` which are not being used by Tasmota and save 15k code space. Remove default exceptions code from Tasmota save 60k code space