diff --git a/LICENSE b/LICENSE
new file mode 100644
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,19 @@
+Copyright 2020 Haskoin Developers
+
+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.
+
diff --git a/UNLICENSE b/UNLICENSE
deleted file mode 100644
--- a/UNLICENSE
+++ /dev/null
@@ -1,24 +0,0 @@
-This is free and unencumbered software released into the public domain.
-
-Anyone is free to copy, modify, publish, use, compile, sell, or
-distribute this software, either in source code form or as a compiled
-binary, for any purpose, commercial or non-commercial, and by any
-means.
-
-In jurisdictions that recognize copyright laws, the author or authors
-of this software dedicate any and all copyright interest in the
-software to the public domain. We make this dedication for the benefit
-of the public at large and to the detriment of our heirs and
-successors. We intend this dedication to be an overt act of
-relinquishment in perpetuity of all present and future rights to this
-software under copyright law.
-
-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 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.
-
-For more information, please refer to <http://unlicense.org/>
diff --git a/murmur3.cabal b/murmur3.cabal
--- a/murmur3.cabal
+++ b/murmur3.cabal
@@ -1,5 +1,5 @@
 name:                  murmur3
-version:               1.0.3
+version:               1.0.4
 synopsis:              
     Pure Haskell implementation of the MurmurHash3 x86_32 algorithm.
 description:
@@ -10,19 +10,20 @@
 homepage:              http://github.com/plaprade/murmur3
 bug-reports:           http://github.com/plaprade/murmur3/issues
 stability:             stable
-license:               PublicDomain
-license-file:          UNLICENSE
+license:               MIT
+license-file:          LICENSE
 author:                Philippe Laprade
 maintainer:            plaprade+hackage@gmail.com
 category:              Data, Hash, Murmur
 build-type:            Simple
-cabal-version:         >= 1.9.2
+cabal-version:         >= 1.10
 
 source-repository head
     type:     git
     location: git://github.com/haskoin/murmur3.git
 
 library
+    default-language:  Haskell98
     exposed-modules:   Data.Hash.Murmur
 
     build-depends: base                     >= 4.6 && < 5 
@@ -32,6 +33,7 @@
     ghc-options: -Wall
 
 test-suite test-murmur3
+    default-language:  Haskell98
     type:              exitcode-stdio-1.0
     main-is:           Main.hs