diff --git a/platformio.ini b/platformio.ini
index 4e1e4be7b..449904787 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -40,6 +40,8 @@ platform = espressif8266@1.5.0
 ;platform = espressif8266@1.6.0
 ; *** Esp8266 core for Arduino version 2.4.1
 ;platform = espressif8266@1.7.3
+; *** Esp8266 core for Arduino version 2.4.2
+;platform = espressif8266@1.8.0
 ; *** Esp8266 core for Arduino version latest beta
 ;platform = https://github.com/platformio/platform-espressif8266.git#feature/stage
 ; *** Esp8266 core for Arduino current version