diff --git a/Math/Sym/Plot.hs b/Math/Sym/Plot.hs
deleted file mode 100644
--- a/Math/Sym/Plot.hs
+++ /dev/null
@@ -1,51 +0,0 @@
-{-# LANGUAGE NoMonomorphismRestriction #-}
-
--- |
--- Copyright   : Anders Claesson 2013
--- Maintainer  : Anders Claesson <anders.claesson@gmail.com>
---
--- Plot permutations.
-
-module Math.Sym.Plot
-    (
-     Plot, plotPerm, plotPerms, savePlot
-    ) where
-
-import Diagrams.Prelude
-import Diagrams.Backend.Cairo
-import Data.Perm (toList)
-import Math.Sym
-
--- | A plot is represented by Cairo diagram
-type Plot = Diagram Cairo R2
-
--- An n x n grid
-grid :: Int -> Plot
-grid n = stripes `atop` rotateBy (1/4) stripes
-    where 
-      stripes = centerXY . hcat' with {sep = 1} . replicate n . vrule $ fromIntegral n
-
--- | The plot of a permutation.
-plotPerm :: Permutation a => a -> Plot
-plotPerm w = centerXY plot `atop` grid n `atop` background
-    where
-      n = size w
-      v = map fromIntegral . toList $ st w
-      plot = position $ zip (zipWith (curry p2) [0..] v) dots
-      dots = repeat $ circle 0.2 # fc black
-      background = square (fromIntegral n) # fc whitesmoke # lc white
-
--- Split a list into fixed length chunks
-chunk :: Int -> [a] -> [[a]]
-chunk k [] = []
-chunk k xs = ys : chunk k zs where (ys, zs) = splitAt k xs
-
--- | The plot of a list of permutations. The first argument specifies
--- how many permutations are on each row.
-plotPerms :: Permutation a => Int -> [a] -> Plot
-plotPerms cols = vcat . map hcat . chunk cols . map (pad 1.1 . plotPerm)
-
--- | Save plot as a png, ps, pdf, or svg (determined automatically from
--- the file extension).
-savePlot :: Double -> String -> Plot -> IO ()
-savePlot width filePath = renderCairo filePath (Width width)
diff --git a/Sym/Plot.hs b/Sym/Plot.hs
new file mode 100644
--- /dev/null
+++ b/Sym/Plot.hs
@@ -0,0 +1,53 @@
+{-# LANGUAGE NoMonomorphismRestriction #-}
+{-# LANGUAGE FlexibleContexts          #-}
+{-# LANGUAGE TypeFamilies              #-}
+
+-- |
+-- Copyright   : Anders Claesson 2013
+-- Maintainer  : Anders Claesson <anders.claesson@gmail.com>
+--
+-- Plot permutations.
+
+module Sym.Plot
+    (
+     Plot, plotPerm, plotPerms, savePlot
+    ) where
+
+import Diagrams.Prelude hiding (size)
+import Diagrams.Backend.Cairo
+import Sym.Perm (toList)
+import Sym
+
+-- | A plot is represented by Cairo diagram
+type Plot = Diagram Cairo
+
+-- An n x n grid
+grid :: Int -> Plot
+grid n = stripes `atop` rotateBy (1/4) stripes
+  where
+    stripes = centerXY . hcat' (def {_sep=1}) . replicate n . vrule $ fromIntegral n
+
+-- | The plot of a permutation.
+plotPerm :: Permutation a => a -> Plot
+plotPerm w = centerXY plot `atop` grid n `atop` background
+  where
+    n = size w
+    v = map fromIntegral . toList $ st w
+    plot = position $ zip (zipWith (curry p2) [0..] v) dots
+    dots = repeat $ circle 0.2 # fc black
+    background = square (fromIntegral n) # fc white # lc white
+
+-- Split a list into fixed length chunks
+chunk :: Int -> [a] -> [[a]]
+chunk k [] = []
+chunk k xs = ys : chunk k zs where (ys, zs) = splitAt k xs
+
+-- | The plot of a list of permutations. The first argument specifies
+-- how many permutations are on each row.
+plotPerms :: Permutation a => Int -> [a] -> Plot
+plotPerms cols = vcat . map hcat . chunk cols . map (pad 1.1 . plotPerm)
+
+-- | Save plot as a png, ps, pdf, or svg (determined automatically from
+-- the file extension).
+savePlot :: Double -> String -> Plot -> IO ()
+savePlot width filePath = renderCairo filePath (mkWidth width)
diff --git a/sym-plot.cabal b/sym-plot.cabal
--- a/sym-plot.cabal
+++ b/sym-plot.cabal
@@ -1,5 +1,5 @@
 name:                sym-plot
-version:             0.2.0
+version:             0.3.0
 synopsis:            Plot permutations; an addition to the sym package
 description:
   This packade adds plots to the sym package. It has been factored out
@@ -19,5 +19,8 @@
   location:            git://github.com/akc/sym-plot.git
 
 library
-  build-depends:       base >= 3 && <= 4.7, sym >= 0.9, diagrams-lib, diagrams-cairo
-  Exposed-modules:     Math.Sym.Plot
+  build-depends:       base >=4.7 && <=5,
+                       sym >=0.12,
+                       diagrams-lib >=1.4,
+                       diagrams-cairo >=1.4
+  Exposed-modules:     Sym.Plot