diff --git a/representable-tries.cabal b/representable-tries.cabal
--- a/representable-tries.cabal
+++ b/representable-tries.cabal
@@ -1,6 +1,6 @@
 name:          representable-tries
 category:      Data Structures, Functors, Monads, Comonads
-version:       0.2.3
+version:       0.2.3.1
 license:       BSD3
 cabal-version: >= 1.6
 license-file:  LICENSE
@@ -20,12 +20,9 @@
 library
   build-depends: 
     adjunctions >= 0.9 && < 0.10,
-    array >= 0.3.0.2 && < 0.4,
     base >= 4 && < 4.4,
     comonad >= 1.0 && < 1.1,
     comonad-transformers >= 1.5.2 && < 1.6,
-    containers >= 0.4 && < 0.5,
-    contravariant >= 0.1.2 && < 0.2,
     distributive >= 0.1.1 && < 0.2,
     eq >= 0.2 && < 0.3,
     keys >= 0.2.1 && < 0.3,