diff --git a/README.md b/README.md
index 5cf6f52..6e7e878 100644
--- a/README.md
+++ b/README.md
@@ -477,7 +477,7 @@ You can 3D print your box (details [here](http://www.rcgroups.com/forums/showpos
 ##Compilation and programmation
 
 ###Toolchain
-Supported Arduino version is [1.6.5](http://arduino.cc/download.php?f=/arduino-1.6.5-r5-windows.exe). Make sure to select "Arduino Pro or Pro Mini, ATmega328 (5V,16MHz)" before compiling.
+Supported Arduino version is [1.6.7](https://www.arduino.cc/download_handler.php?f=/arduino-1.6.7-windows.exe). Make sure to select "Arduino Pro or Pro Mini, ATmega328 (5V,16MHz)" before compiling.
 
 Compilation of the code posted here works. So if it doesn't for you this is a problem with your setup, please double check everything before asking.