diff --git a/COPYING b/COPYING
new file mode 100644
index 0000000..b21efde
--- /dev/null
+++ b/COPYING
@@ -0,0 +1,11 @@
+Licensed under the terms of the MIT license found in LICENSE.MIT.
+
+resources/audio/Beavis II.mp3 is licensed under XXX
+
+resources/audio/chaingun.mp3 is licensed under XXX
+
+resources/audio/vickers77.mp3 is licensed under XXX
+
+resources/audio/clangs/* is licensed under XXX
+
+resources/graphics/sky.png is licensed under XXX
diff --git a/LICENSE.MIT b/LICENSE.MIT
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--- /dev/null
+++ b/LICENSE.MIT
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+Copyright (c) 2014 Mikko Ahlroth, Erkki Seppälä
+
+
+Permission is hereby granted, free of charge, to any person
+obtaining a copy of this software 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
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+DEALINGS IN THE SOFTWARE.
+