diff --git a/BUILD b/BUILD
index 8ba438a3..370fcdae 100644
--- a/BUILD
+++ b/BUILD
@@ -1,5 +1,5 @@
 This document explains how to properly build an Android package of Orbot from
-source.
+source. It covers building on Debian Lenny (5.0.3).
 
 Please install the following prerequisites (instructions for each follows):
 	ant: http://ant.apache.org/