diff --git a/README.md b/README.md
index 5f198600..9e274aba 100644
--- a/README.md
+++ b/README.md
@@ -4,6 +4,8 @@
 
 [![license/LGPL](https://img.shields.io/badge/license-LGPL-blue.svg)](https://github.com/JustinSDK/lib-openscad/blob/master/LICENSE)
 
+## Introduction
+
 Every module or function is located in the file which has the same name as the module or the function. For examples, if you want to use the `line2d` module to draw a line, `include <line2d.scad>` first. 
 
 	include <line2d.scad>;