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:       2.0.0.1
+version:       2.0.0.2
 license:       BSD3
 cabal-version: >= 1.6
 license-file:  LICENSE
@@ -18,6 +18,19 @@
   location: git://github.com/ekmett/representable-tries.git
 
 library
+  other-extensions:
+    CPP
+    EmptyDataDecls
+    FlexibleContexts
+    FlexibleInstances
+    GADTs
+    MultiParamTypeClasses
+    Rank2Types
+    ScopedTypeVariables
+    TypeFamilies
+    TypeOperators
+    UndecidableInstances
+
   build-depends: 
     base >= 4 && < 5,
     bifunctors >= 0.1.1 && < 0.2,