diff --git a/Control/Monad/Trans/Region/Instances/MonadsTF.hs b/Control/Monad/Trans/Region/Instances/MonadsTF.hs
--- a/Control/Monad/Trans/Region/Instances/MonadsTF.hs
+++ b/Control/Monad/Trans/Region/Instances/MonadsTF.hs
@@ -27,7 +27,7 @@
 import Control.Monad.Trans ( lift )
 
 -- from unicode-symbols:
-import Prelude.Unicode ( (∘) )
+import Data.Function.Unicode ( (∘) )
 
 -- from regions:
 import Control.Monad.Trans.Region.Internal ( RegionT
diff --git a/regions-monadstf.cabal b/regions-monadstf.cabal
--- a/regions-monadstf.cabal
+++ b/regions-monadstf.cabal
@@ -1,5 +1,5 @@
 name:          regions-monadstf
-version:       0.1
+version:       0.1.0.1
 cabal-version: >=1.6
 build-type:    Simple
 license:       BSD3
@@ -8,7 +8,7 @@
 author:        Bas van Dijk
 maintainer:    Bas van Dijk <v.dijk.bas@gmail.com>
 stability:     experimental
-category:      Control
+category:      Control, Monadic Regions
 synopsis:      Monads-tf instances for the RegionT monad transformer
 
 source-repository head
@@ -17,9 +17,9 @@
 
 Library
   GHC-Options: -O2 -Wall -fno-warn-orphans
-  build-depends: unicode-symbols == 0.1.*
-               , transformers    >= 0.1.4 && < 0.2
-               , regions         == 0.1.*
-               , monads-tf       == 0.0.*
+  build-depends: base-unicode-symbols >= 0.1.1 && < 0.2
+               , transformers         >= 0.1.4 && < 0.2
+               , regions              == 0.1.*
+               , monads-tf            == 0.0.*
   exposed-modules: Control.Monad.Trans.Region.Instances.MonadsTF