diff --git a/recursion-schemes-ext.cabal b/recursion-schemes-ext.cabal
--- a/recursion-schemes-ext.cabal
+++ b/recursion-schemes-ext.cabal
@@ -1,5 +1,5 @@
 name:                recursion-schemes-ext
-version:             0.1.0.2
+version:             0.1.0.3
 synopsis:            Amateur addenda to recursion-schemes
 description:         This package provides some exotic recursion schemes that I miss when I leave Idris.
 homepage:            https://hub.darcs.net/vmchale/recursion-schemes-ext#readme
@@ -25,8 +25,8 @@
   hs-source-dirs:      src
   exposed-modules:     Data.Foldable.Functor.Extensions
                        Data.Foldable.Functor.Examples
-  build-depends:       base >= 4.9 && < 5
-                     , recursion-schemes
+  build-depends:       base < 5
+                     , recursion-schemes >= 5.0
                      , composition-prelude
   default-language:    Haskell2010
   if flag(development)