diff --git a/README.md b/README.md
index 86e5300..f04100f 100644
--- a/README.md
+++ b/README.md
@@ -3,3 +3,10 @@
 [![Join the chat at https://gitter.im/VoidVolker/MagickSlicer](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/VoidVolker/MagickSlicer?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 
 Map tiles generator
+
+Usage: 
+
+    ./imageSlicer.sh "<source file>" <tile_w> <tile_h> <step>
+
+Dependencies:
+* [ImageMagick](http://www.imagemagick.org/script/index.php)