diff --git a/README.md b/README.md
index 3eed4816..1181296c 100755
--- a/README.md
+++ b/README.md
@@ -28,12 +28,13 @@ See [Data wiki](https://github.com/cmmcleod/coriolis/wiki/Database) for details
 
 ## License
 
-The MIT License
+All Data and [associated JSON](https://github.com/cmmcleod/coriolis/tree/master/data) files are intellectual property and copyright of Frontier Developments plc ('Frontier', 'Frontier Developments') and are subject to their
+[terms and conditions](https://www.frontierstore.net/terms-and-conditions/)
 
-Copyright (c) 2015 Coriolis.io, Colin McLeod
+The code specificially for Coriolis.io is released under the MIT License. Copyright (c) 2015 Coriolis.io, Colin McLeod
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
+of this software (Javascript, CSS, HTML, and SVG files only), and associated documentation files (the "Software"), to deal
 in the Software without restriction, including without limitation the rights
 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the Software is