diff --git a/music-sibelius.cabal b/music-sibelius.cabal
--- a/music-sibelius.cabal
+++ b/music-sibelius.cabal
@@ -1,31 +1,35 @@
 
 name:               music-sibelius
-version:            1.3
-cabal-version:      >= 1.6
+version:            1.3.1
+cabal-version:      >= 1.10
 author:             Hans Hoglund
 maintainer:         Hans Hoglund <hans@hanshoglund.se>
 license:            BSD3
 license-file:       COPYING
 synopsis:           To be written.
-category:           
+category:           Music
 tested-with:        GHC
 build-type:         Simple
 
 description: 
-    To be written.
+    Import music from Sibelius.
+    
+    This library is part of the Music Suite, see <http://musicsuite.github.com>.
 
 source-repository head
   type:             git
-  location:         git://github.com/hanshoglund/foobar.git
+  location:         git://github.com/hanshoglund/music-sibelius.git
   
 library                    
     build-depends: 
         base >= 4 && < 5,
         unordered-containers,
         bytestring,
+        music-score,
         music-preludes,
         aeson
     hs-source-dirs: src
+    default-language: Haskell2010
     exposed-modules:
         Music.Sibelius
         Music.Score.Import.Sibelius
diff --git a/src/Music/Sibelius.hs b/src/Music/Sibelius.hs
--- a/src/Music/Sibelius.hs
+++ b/src/Music/Sibelius.hs
@@ -7,7 +7,8 @@
 import Data.Aeson
 import Control.Applicative
 import Data.Aeson.Types(parse, Parser)
-import Music.Prelude.Basic
+import Music.Prelude.StringQuartet
+import qualified Music.Score as Score
 
 import Data.ByteString.Lazy(ByteString)
 import qualified Data.ByteString.Lazy as B
@@ -310,7 +311,7 @@
     HasPart' a, 
     Enum (Part a), 
     HasPitch a, 
-    Num (Pitch a), 
+    Num (Score.Pitch a), 
     HasTremolo a, 
     HasArticulation a,
     Tiable a