diff --git a/profunctor-extras.cabal b/profunctor-extras.cabal
--- a/profunctor-extras.cabal
+++ b/profunctor-extras.cabal
@@ -1,8 +1,8 @@
 name:             profunctor-extras
 category:         Control, Categories
-version:          0.3.1.4
+version:          0.3.1.5
 license:          BSD3
-cabal-version:    >= 1.10
+cabal-version:    >= 1.6
 license-file:     LICENSE
 author:           Edward A. Kmett
 maintainer:       Edward A. Kmett <ekmett@gmail.com>
@@ -18,7 +18,6 @@
   location: git://github.com/ekmett/profunctor-extras.git
 
 library
-  default-language:   Haskell98
   other-extensions:   GADTs
                       FlexibleInstances
                       UndecidableInstances