diff --git a/README.md b/README.md
index 8dd08b77..d952e3b7 100644
--- a/README.md
+++ b/README.md
@@ -38,7 +38,9 @@ Additional software is also available from Ubuntu repositories.
 
 * [Installing an image](doc/web/sw_fresh-os.md)
 * [Updating an image](doc/web/sw_updating-os.md)
-* [Building an image](SOFTWARE/A64-TERES/scripts/README.md)
+* Building an image
+  * [Internal script](SOFTWARE/A64-TERES/scripts/README.md)
+  * [Manual build reference](http://linux-sunxi.org/Manual_build_howto)
 
 ## Other resources