diff --git a/CHANGELOG.markdown b/CHANGELOG.markdown
--- a/CHANGELOG.markdown
+++ b/CHANGELOG.markdown
@@ -1,3 +1,7 @@
+4.2.7.1
+-------
+* Use CPP
+
 4.2.7
 -----
 * `Trustworthy` fixes for GHC 7.2
diff --git a/comonad.cabal b/comonad.cabal
--- a/comonad.cabal
+++ b/comonad.cabal
@@ -1,6 +1,6 @@
 name:          comonad
 category:      Control, Comonads
-version:       4.2.7
+version:       4.2.7.1
 license:       BSD3
 cabal-version: >= 1.10
 license-file:  LICENSE
diff --git a/src/Control/Comonad/Trans/Identity.hs b/src/Control/Comonad/Trans/Identity.hs
--- a/src/Control/Comonad/Trans/Identity.hs
+++ b/src/Control/Comonad/Trans/Identity.hs
@@ -1,3 +1,4 @@
+{-# LANGUAGE CPP #-}
 #if __GLASGOW_HASKELL__ >= 704
 {-# LANGUAGE Safe #-}
 #elif __GLASGOW_HASKELL__ >= 702