diff --git a/CHANGELOG.markdown b/CHANGELOG.markdown
--- a/CHANGELOG.markdown
+++ b/CHANGELOG.markdown
@@ -1,10 +1,10 @@
-4.3
--------
+5
+-
 * Removed module `Data.Functor.Coproduct` in favor of the `transformers`
   package's `Data.Functor.Sum`. n.b. Compatibility with older versions of
   `transformers` is possible using `transformers-compat`.
-
 * Add `Comonad` instance for `Data.Functor.Sum.Sum`
+* GHC 8 compatibility
 
 4.2.7.2
 -------
diff --git a/comonad.cabal b/comonad.cabal
--- a/comonad.cabal
+++ b/comonad.cabal
@@ -1,6 +1,6 @@
 name:          comonad
 category:      Control, Comonads
-version:       4.3
+version:       5
 license:       BSD3
 cabal-version: >= 1.10
 license-file:  LICENSE