diff --git a/doc.go b/draw2d.go
similarity index 56%
rename from doc.go
rename to draw2d.go
index 3baeffb..06292d4 100644
--- a/doc.go
+++ b/draw2d.go
@@ -1,5 +1,5 @@
 // Copyright 2010 The draw2d Authors. All rights reserved.
 // created: 13/12/2010 by Laurent Le Goff
 
-// The package draw2d provide a Graphic Context that can draw vectorial figure on surface.
+// Package draw2d provide a Graphic Context that can draw vector form on canvas.
 package draw2d