diff --git a/TypeCompose.cabal b/TypeCompose.cabal
--- a/TypeCompose.cabal
+++ b/TypeCompose.cabal
@@ -1,5 +1,5 @@
 Name:                TypeCompose
-Version:             0.6.4
+Version:             0.6.6
 Synopsis: 	     Type composition classes & instances
 Category:            Composition, Control
 Description:
@@ -13,17 +13,18 @@
 Maintainer:          conal@conal.net
 Homepage:            http://haskell.org/haskellwiki/TypeCompose
 Package-Url:	     http://darcs.haskell.org/packages/TypeCompose
-Copyright:           (c) 2007 by Conal Elliott
+Copyright:           (c) 2007,2009 by Conal Elliott
 License:             BSD3
 Stability:           provisional
 build-type:	     Simple
 Hs-Source-Dirs:      src
 Extensions:          
-Build-Depends:       base
+Build-Depends:       base<5
 Exposed-Modules:     
                      Data.Bijection
                      Data.CxMonoid
                      Data.RefMonad
+                     Data.Pair
                      Data.Zip
                      Data.Lambda
                      Data.Title
@@ -32,3 +33,5 @@
                      Control.Compose
 Extra-Source-Files:
 ghc-options:         -Wall
+
+-- TODO: eliminate Pair or Zip
diff --git a/src/Control/Compose.hs b/src/Control/Compose.hs
--- a/src/Control/Compose.hs
+++ b/src/Control/Compose.hs
@@ -61,22 +61,20 @@
   , biEndo, inEndo
   ) where
 
-import Control.Applicative
--- import Control.Monad (liftM,join)
 #if __GLASGOW_HASKELL__ >= 609
 import Control.Category
 import Prelude hiding ((.), id)
 #endif
 
-import Data.Foldable
-import Data.Traversable
-
 import Control.Arrow
 #if __GLASGOW_HASKELL__ < 610
                       hiding (pure)
 #endif
 
 import Data.Monoid
+import Data.Foldable
+import Data.Traversable
+import Control.Applicative
 
 -- import Test.QuickCheck -- for Endo
 
diff --git a/src/Data/Zip.hs b/src/Data/Zip.hs
--- a/src/Data/Zip.hs
+++ b/src/Data/Zip.hs
@@ -28,6 +28,9 @@
 -- @
 --    import Prelude hiding (zip,zipWith,zipWith3,unzip)
 -- @
+-- 
+-- Temporarily, there is also Data.Pair, which contains the same
+-- functionality with different naming.  I'm unsure which I prefer.
 ----------------------------------------------------------------------
 
 module Data.Zip