diff --git a/metadata/org.torproject.android.txt b/metadata/org.torproject.android.txt
index 352978df23..8783da465a 100644
--- a/metadata/org.torproject.android.txt
+++ b/metadata/org.torproject.android.txt
@@ -30,6 +30,13 @@ available from the Mozilla addon site).
 This app will use root access if you have it, but it is not required. Root
 access is used to transparently proxy apps, which allows you to force any app
 to use Tor.
+
+Currently there are two build falvors available, PIE and noPIE. "Position
+independent executable" is a technique that got introduced somewhere in the
+Android 4.x cycle and the PIE builds should be default for Android 5+. For
+technical details see [https://en.wikipedia.org/wiki/Position-independent_code Wikipedia].
+
+Basically you should use PIE builds when they are available for your device.
 .
 
 Requires Root:Yes