diff --git a/README.md b/README.md
index 0cbdd5c40..36578c819 100644
--- a/README.md
+++ b/README.md
@@ -3,3 +3,11 @@
 [![Build Status](https://travis-ci.org/HaxeFoundation/hxcpp.png?branch=master)](https://travis-ci.org/HaxeFoundation/hxcpp)
 
 hxcpp is the runtime support for the c++ backend of the [haxe](http://haxe.org/) compiler. This contains the headers, libraries and support code required to generate a fully compiled executable from haxe code.
+
+
+# rebuilding
+```
+cd project
+haxelib run hxcpp build.xml clean
+haxelib run hxcpp build.xml
+```