diff --git a/README.md b/README.md
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+++ b/README.md
@@ -1,7 +1,9 @@
 # [PhantomJS](http://phantomjs.org) for Raspberry Pi
 
 PhantomJS binary for Raspberry Pi.  
-Compiled on Raspbian Hardfloat.  
+Compiled on Raspbian Hardfloat.
+
+Instruction set: __armv6__ (compatible with all raspberry pi devices)
 
 __2014-11-18__: Updated to a freshly compiled 1.9.8 (latest as of writing this).