diff --git a/IHaskell/Display/Juicypixels.hs b/IHaskell/Display/Juicypixels.hs
--- a/IHaskell/Display/Juicypixels.hs
+++ b/IHaskell/Display/Juicypixels.hs
@@ -1,33 +1,58 @@
-{-# LANGUAGE NoImplicitPrelude, TypeSynonymInstances, FlexibleInstances  #-}
-module IHaskell.Display.Juicypixels 
-     ( module IHaskell.Display
-     , module Codec.Picture
-     ) where
+{-# LANGUAGE NoImplicitPrelude, TypeSynonymInstances, FlexibleInstances #-}
 
-import Codec.Picture
-import ClassyPrelude
-import IHaskell.Display
-import System.Directory
-import System.IO.Unsafe
+module IHaskell.Display.Juicypixels (module IHaskell.Display, module Codec.Picture) where
 
+import           Codec.Picture
+import           ClassyPrelude
+import           IHaskell.Display
+import           System.Directory
+import           System.IO.Unsafe
+
 -- instances
-instance IHaskellDisplay DynamicImage where display = displayImageAsJpg 
-instance IHaskellDisplay (Image Pixel8) where display = displayImageAsJpg . ImageY8
-instance IHaskellDisplay (Image Pixel16) where display = displayImageAsJpg . ImageY16	
-instance IHaskellDisplay (Image PixelF) where display =  displayImageAsJpg . ImageYF
-instance IHaskellDisplay (Image PixelYA8) where display = displayImageAsJpg . ImageYA8
-instance IHaskellDisplay (Image PixelYA16) where display = displayImageAsJpg . ImageYA16
-instance IHaskellDisplay (Image PixelRGB8) where display = displayImageAsJpg . ImageRGB8
-instance IHaskellDisplay (Image PixelRGB16) where display = displayImageAsJpg . ImageRGB16
-instance IHaskellDisplay (Image PixelRGBF) where display =  displayImageAsJpg . ImageRGBF
-instance IHaskellDisplay (Image PixelRGBA8) where display = displayImageAsJpg . ImageRGBA8
-instance IHaskellDisplay (Image PixelRGBA16) where display = displayImageAsJpg . ImageRGBA16	
-instance IHaskellDisplay (Image PixelYCbCr8) where display = displayImageAsJpg . ImageYCbCr8
-instance IHaskellDisplay (Image PixelCMYK8) where display = displayImageAsJpg . ImageCMYK8 
-instance IHaskellDisplay (Image PixelCMYK16) where display = displayImageAsJpg . ImageCMYK16	
+instance IHaskellDisplay DynamicImage where
+  display = displayImageAsJpg
 
+instance IHaskellDisplay (Image Pixel8) where
+  display = displayImageAsJpg . ImageY8
+
+instance IHaskellDisplay (Image Pixel16) where
+  display = displayImageAsJpg . ImageY16
+
+instance IHaskellDisplay (Image PixelF) where
+  display = displayImageAsJpg . ImageYF
+
+instance IHaskellDisplay (Image PixelYA8) where
+  display = displayImageAsJpg . ImageYA8
+
+instance IHaskellDisplay (Image PixelYA16) where
+  display = displayImageAsJpg . ImageYA16
+
+instance IHaskellDisplay (Image PixelRGB8) where
+  display = displayImageAsJpg . ImageRGB8
+
+instance IHaskellDisplay (Image PixelRGB16) where
+  display = displayImageAsJpg . ImageRGB16
+
+instance IHaskellDisplay (Image PixelRGBF) where
+  display = displayImageAsJpg . ImageRGBF
+
+instance IHaskellDisplay (Image PixelRGBA8) where
+  display = displayImageAsJpg . ImageRGBA8
+
+instance IHaskellDisplay (Image PixelRGBA16) where
+  display = displayImageAsJpg . ImageRGBA16
+
+instance IHaskellDisplay (Image PixelYCbCr8) where
+  display = displayImageAsJpg . ImageYCbCr8
+
+instance IHaskellDisplay (Image PixelCMYK8) where
+  display = displayImageAsJpg . ImageCMYK8
+
+instance IHaskellDisplay (Image PixelCMYK16) where
+  display = displayImageAsJpg . ImageCMYK16
+
 -- main rendering function
-displayImageAsJpg ::  DynamicImage -> IO Display
+displayImageAsJpg :: DynamicImage -> IO Display
 displayImageAsJpg renderable = do
   switchToTmpDir
 
@@ -35,35 +60,35 @@
   -- Write the image
   saveJpgImage 95 filename renderable
   -- Convert to base64.
-  imgData <- readFile $ fpFromString filename
+  imgData <- readFile filename
   return $ Display [jpg (imWidth renderable) (imHeight renderable) $ base64 imgData]
 
 -- The type DynamicImage does not have a function to extract width and height
 imWidth :: DynamicImage -> Int
-imWidth img  = w
-   where (w, h) = imWidthHeight img
+imWidth img = w
+  where
+    (w, h) = imWidthHeight img
 
 imHeight :: DynamicImage -> Int
 imHeight img = h
-   where (w, h) = imWidthHeight img
+  where
+    (w, h) = imWidthHeight img
 
 -- Helper functions to pattern match on the DynamicImage Constructors
 imWidthHeight :: DynamicImage -> (Int, Int)
-imWidthHeight (ImageY8 im)	= imWH im
-imWidthHeight (ImageY16 im)	= imWH im
-imWidthHeight (ImageYF im)	= imWH im
-imWidthHeight (ImageYA8 im)	= imWH im
+imWidthHeight (ImageY8 im) = imWH im
+imWidthHeight (ImageY16 im) = imWH im
+imWidthHeight (ImageYF im) = imWH im
+imWidthHeight (ImageYA8 im) = imWH im
 imWidthHeight (ImageYA16 im) = imWH im
-imWidthHeight (ImageRGB8 im) = imWH im	
-imWidthHeight (ImageRGB16 im) = imWH im	
-imWidthHeight (ImageRGBF im) = imWH im	
+imWidthHeight (ImageRGB8 im) = imWH im
+imWidthHeight (ImageRGB16 im) = imWH im
+imWidthHeight (ImageRGBF im) = imWH im
 imWidthHeight (ImageRGBA8 im) = imWH im
 imWidthHeight (ImageRGBA16 im) = imWH im
-imWidthHeight (ImageYCbCr8 im) = imWH im	
+imWidthHeight (ImageYCbCr8 im) = imWH im
 imWidthHeight (ImageCMYK8 im) = imWH im
 imWidthHeight (ImageCMYK16 im) = imWH im
 
 imWH :: (Image a) -> (Int, Int)
 imWH im = (imageWidth im, imageHeight im)
-
-
diff --git a/ihaskell-juicypixels.cabal b/ihaskell-juicypixels.cabal
--- a/ihaskell-juicypixels.cabal
+++ b/ihaskell-juicypixels.cabal
@@ -7,7 +7,7 @@
 -- PVP summary:      +-+------- breaking API changes
 --                   | | +----- non-breaking API additions
 --                   | | | +--- code changes with no API change
-version:             0.2.0.0
+version:             0.2.2.0
 
 -- A short (one-line) description of the package.
 synopsis:            IHaskell - IHaskellDisplay instances of the image types of the JuicyPixels package.
@@ -62,12 +62,12 @@
               OverloadedStrings
              
   -- Other library packages from which modules are imported.
-  build-depends:       base ==4.6.* || ==4.7.*,
-                       classy-prelude >=0.6,
+  build-depends:       base >=4.6 && <4.9,
+                       classy-prelude >=0.10.5,
                        bytestring,
                        directory,
                        JuicyPixels >= 3.1.3,
-                       ihaskell >= 0.5
+                       ihaskell >= 0.6.2
   
   -- Directories containing source files.
   -- hs-source-dirs: