diff --git a/examples/Test.hs b/examples/Test.hs
--- a/examples/Test.hs
+++ b/examples/Test.hs
@@ -16,15 +16,12 @@
 
 import Data.Colour.Names
 
-import Data.Packed.Vector
---import Data.Packed.Random
-import Data.Packed()
-
 --import Prelude.Unicode
 
 import qualified Data.Array.IArray as A
 
 import Numeric.LinearAlgebra
+import Numeric.LinearAlgebra.Data
 
 import Numeric.GSL.Statistics
 
@@ -38,13 +35,13 @@
 
 ss = sin (15*2*pi*ts)
 ds = 0.25*rs + ss
-es = constant (0.25*(stddev rs)) ln
+es = konst (0.25*(stddev rs)) ln
 
 fs :: Double -> Double
 fs = sin . (15*2*pi*)
 
 ms :: Matrix Double
-ms = buildMatrix 64 64 (\(x,y) -> sin (2*2*pi*(fromIntegral x)/64) * cos (5*2*pi*(fromIntegral y)/64))
+ms = build (64,64) (\x y -> sin (2*2*pi*x/64) * cos (5*2*pi*y/64))
 
 pts = linspace 1000 (0 :: Double,10*pi)
 fx = (\t -> t * sin t) pts
diff --git a/plot.cabal b/plot.cabal
--- a/plot.cabal
+++ b/plot.cabal
@@ -1,5 +1,5 @@
 Name:                plot
-Version:             0.2.3.5
+Version:             0.2.3.6
 License:             BSD3
 License-file:        LICENSE
 Copyright:           (c) A.V.H. McPhail 2010, 2012, 2013, 2014, 2015
@@ -35,7 +35,7 @@
      .
 Category:            Graphics
 
-Tested-with:         GHC==7.10.2
+Tested-with:         GHC==8.0.1
 Cabal-version:       >= 1.8
 Build-type:          Simple
 
@@ -48,10 +48,10 @@
 
 library
 
-  Build-Depends:     base >= 4 && < 5,
+  Build-Depends:     base >= 4 && < 6,
                      mtl > 2, array,
-                     transformers > 0.2 && < 0.5,
-                     pango >= 0.11.2 && < 0.14, cairo >= 0.11.1 && < 0.14,
+                     transformers > 0.5 && < 0.7,
+                     pango >= 0.13 && < 0.14, cairo >= 0.13 && < 0.14,
                      colour >= 2.2.1 && < 2.4,
                      hmatrix >= 0.17