diff --git a/openjdk/sun/management/FileSystemImpl.java b/openjdk/sun/management/FileSystemImpl.java
index 1e827f7f..51ed8d77 100644
--- a/openjdk/sun/management/FileSystemImpl.java
+++ b/openjdk/sun/management/FileSystemImpl.java
@@ -1,3 +1,26 @@
+/*
+  Copyright (C) 2011 Jeroen Frijters
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+
+  Jeroen Frijters
+  jeroen@frijters.net
+  
+*/
 package sun.management;
 
 import ikvm.internal.NotYetImplementedError;