diff --git a/np-extras.cabal b/np-extras.cabal
--- a/np-extras.cabal
+++ b/np-extras.cabal
@@ -1,20 +1,23 @@
 name:           np-extras
-version:        0.2
+version:        0.2.0.1
 license:        BSD3
 license-file:   LICENSE
 build-type:     Simple
-cabal-version:  >= 1.2.3
-tested-with:    GHC == 6.10.3
+cabal-version:  >= 1.6
+tested-with:    GHC == 6.10.3, GHC == 6.12.1
 author:         Brent Yorgey
 maintainer:     Brent Yorgey <byorgey@cis.upenn.edu>
 category:       Math
 synopsis:       NumericPrelude extras
 description:    Various extras to extend the NumericPrelude, including
                 multivariate polynomials and factored rationals.
+source-repository head
+  type:     darcs
+  location: http://code.haskell.org/~byorgey/code/np-extras
 
 Library
-  build-depends: base >= 3.0 && < 4.2, numeric-prelude >= 0.1.1 && < 0.2,
-                 primes >= 0.1.1 && < 0.2, containers >= 0.2 && < 0.3
+  build-depends: base >= 3.0 && < 5, numeric-prelude >= 0.1.1 && < 0.2,
+                 primes >= 0.1.1 && < 0.2, containers >= 0.2 && < 0.4
   exposed-modules:
     MathObj.FactoredRational
     MathObj.Monomial