diff --git a/README.md b/README.md
index 2a51b49..4fd7ea1 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,10 @@ IRMC stands for Internet Relay Morse Code and is an implementation of [MOIP](htt
 ## On Linux
 sudo apt-get install -y alsa-oss oss-compat build-essential autoconf libao-dev libtool libportaudio-dev portaudio19-dev
 
+### On Raspi (GPIO Interface)
+Follow: http://wiringpi.com/download-and-install/
+
+
 ## On OSX
 brew install portaudio