diff --git a/src/render/shader/walker.lisp b/src/render/shader/walker.lisp
index a2b9159..b5532cd 100644
--- a/src/render/shader/walker.lisp
+++ b/src/render/shader/walker.lisp
@@ -1,6 +1,6 @@
 #|
   This file is a part of stoe project.
-  Copyright (c) 2014 Renaud Casenave-Péré (renaud@casenave-pere.fr)
+  Copyright (c) 2014 Renaud Casenave-Péré (renaud@casenave-pere.fr)
 |#
 
 (in-package :cl-user)