diff --git a/Hledger/Chart/Main.hs b/Hledger/Chart/Main.hs
--- a/Hledger/Chart/Main.hs
+++ b/Hledger/Chart/Main.hs
@@ -1,7 +1,7 @@
 {-# LANGUAGE CPP #-}
 {-|
 hledger-web - a hledger add-on providing rudimentary pie chart generation.
-Copyright (c) 2007-2010 Simon Michael <simon@joyful.com>
+Copyright (c) 2007-2011 Simon Michael <simon@joyful.com>
 Released under GPL version 3 or later.
 -}
 
@@ -17,15 +17,13 @@
 import Safe (readDef)
 import System.Console.GetOpt
 import System.Exit (exitFailure)
-#if __GLASGOW_HASKELL__ <= 610
-import Prelude hiding (putStr, putStrLn)
-import System.IO.UTF8 (putStr, putStrLn)
-#endif
 
 import Hledger.Cli.Options
 import Hledger.Cli.Utils (withJournalDo)
 import Hledger.Cli.Version (progversionstr, binaryfilename)
 import Hledger.Data
+import Prelude hiding (putStr, putStrLn)
+import Hledger.Data.UTF8 (putStr, putStrLn)
 
 
 progname_chart = progname_cli ++ "-chart"
@@ -131,7 +129,7 @@
 
 -- | Convert all quantities of MixedAccount to a single commodity
 amountValue :: MixedAmount -> Double
-amountValue = quantity . convertMixedAmountTo unknown
+amountValue = quantity . convertMixedAmountToSimilarCommodity unknown
 
 -- | Generate a tree of account names together with their balances.
 --   The balance of account is decremented by the balance of its subaccounts
diff --git a/hledger-chart.cabal b/hledger-chart.cabal
--- a/hledger-chart.cabal
+++ b/hledger-chart.cabal
@@ -1,8 +1,11 @@
 name:           hledger-chart
-version: 0.13
+version: 0.14
 category:       Finance
-synopsis:       A hledger add-on command to generate pie charts.
-description:    This generates simple pie chart images showing relative account balances.
+synopsis:       A pie chart generator for the hledger accounting tool.
+description:
+                hledger is a haskell port and friendly fork of John Wiegley's ledger accounting tool.
+                This package generates simple pie chart graphics showing relative account balances.
+
 license:        GPL
 license-file:   LICENSE
 author:         Simon Michael <simon@joyful.com>
@@ -28,8 +31,8 @@
   other-modules:
                   Hledger.Chart.Main
   build-depends:
-                  hledger == 0.13
-                 ,hledger-lib == 0.13
+                  hledger == 0.14
+                 ,hledger-lib == 0.14
                  -- ,HUnit
                  ,base >= 3 && < 5
                  -- ,containers