diff --git a/Control/Monad/Maybe.hs b/Control/Monad/Maybe.hs
--- a/Control/Monad/Maybe.hs
+++ b/Control/Monad/Maybe.hs
@@ -1,4 +1,4 @@
-{-# LANGUAGE MultiParamTypeClasses, UndecidableInstances #-}
+{-# LANGUAGE FlexibleInstances, MultiParamTypeClasses, UndecidableInstances #-}
 
 {- |
 Copyright    : 2007 Eric Kidd
diff --git a/MaybeT.cabal b/MaybeT.cabal
--- a/MaybeT.cabal
+++ b/MaybeT.cabal
@@ -1,5 +1,5 @@
 Name:                MaybeT
-Version:             0.1.0
+Version:             0.1.1
 Synopsis:            MaybeT monad transformer
 Description:         Support for computations with failures.
 License:             BSD3