diff --git a/category-printf.cabal b/category-printf.cabal
--- a/category-printf.cabal
+++ b/category-printf.cabal
@@ -1,5 +1,8 @@
+-- Constraint on the version of Cabal needed to build this package.
+cabal-version:       >=1.10
+
 name:                category-printf
-version:             0.1.1.0
+version:             0.1.1.1
 synopsis:            Highbrow approach to type-safe printf format specifications.
 description:         We use the co-Kleisli category for the comonad of
                      functions out of a fixed monoid to implement a generic
@@ -14,11 +17,14 @@
 license-file:        LICENSE
 author:              Cale Gibbard
 maintainer:          cgibbard@gmail.com
+homepage:            https://github.com/cgibbard/category-printf
+bug-reports:         https://github.com/cgibbard/category-printf/issues
 category:            Text
 build-type:          Simple
 
--- Constraint on the version of Cabal needed to build this package.
-cabal-version:       >=1.10
+source-repository head
+  type: git
+  location: https://github.com/cgibbard/category-printf.git
 
 library
   exposed-modules:     Control.Category.Printf,
@@ -29,6 +35,9 @@
                        Control.Category.Printf.ByteString.Lazy
   
   other-extensions:    OverloadedStrings, FlexibleInstances, TypeFamilies
-  build-depends:       base ==4.*, comonad >=5 && <5.1, text >=1.1 && <1.3, bytestring >=0.10 && <0.11
+  build-depends:       base >=4 && <5,
+                       comonad >=5 && <5.1,
+                       text >=1.1 && <2.2,
+                       bytestring >=0.10 && <0.13
   hs-source-dirs:      src
   default-language:    Haskell2010
diff --git a/src/Control/Category/Printf.hs b/src/Control/Category/Printf.hs
--- a/src/Control/Category/Printf.hs
+++ b/src/Control/Category/Printf.hs
@@ -1,4 +1,4 @@
-{-# LANGUAGE OverloadedStrings, FlexibleInstances, TypeFamilies, RankNTypes #-}
+{-# LANGUAGE FlexibleInstances, TypeOperators #-}
 
 module Control.Category.Printf 
   (