diff --git a/project/jni/application/ufoai/readme.txt b/project/jni/application/ufoai/readme.txt
index 796b94ed2..ccd29fe43 100644
--- a/project/jni/application/ufoai/readme.txt
+++ b/project/jni/application/ufoai/readme.txt
@@ -1,7 +1,9 @@
 Quick build instructions: you have to download GIT repo from https://github.com/pelya/commandergenius ,
-then install Android SDK 2.2, NDK r4b from http://develoiper.android.com , and Apache Ant tool, then you should launch commands
+then install Android SDK 2.2, NDK r5b from http://develoiper.android.com , and Apache Ant tool (and add them to your PATH),
+then you should launch commands
     rm project/jni/application/src
     ln -s ufoai project/jni/application/src
     cd project && android update project -p .
 then download UFO:AI GIT into the dir project/jni/application/ufoai/ufoai
 (or create a symlink to it if you already have downloaded it), and launch build.sh. That should be it.
+It will create file project/bin/DemoActivity-debug.apk which you can rename to ufoai.apk and put to Releases page.