diff --git a/lambdacube-gl.cabal b/lambdacube-gl.cabal
--- a/lambdacube-gl.cabal
+++ b/lambdacube-gl.cabal
@@ -1,8 +1,9 @@
 name:                lambdacube-gl
-version:             0.4.0.0
+version:             0.4.0.1
 synopsis:            OpenGL 3.3 Core Profile backend for LambdaCube 3D
+description:         OpenGL 3.3 Core Profile backend for LambdaCube 3D
 description:         github: https://github.com/lambdacube3d/lambdacube-gl
-homepage:            lambdacube3d.com
+homepage:            http://lambdacube3d.com
 license:             BSD3
 license-file:        LICENSE
 author:              Csaba Hruska, Peter Divianszky
@@ -18,6 +19,10 @@
                      examples/logo.png
 
 cabal-version:       >=1.10
+
+source-repository head
+  type:     git
+  location: https://github.com/lambdacube3d/lambdacube-gl
 
 library
   exposed-modules: