diff --git a/graphula.cabal b/graphula.cabal
--- a/graphula.cabal
+++ b/graphula.cabal
@@ -1,6 +1,6 @@
 cabal-version:      1.12
 name:               graphula
-version:            2.1.0.1
+version:            2.1.1.0
 license:            MIT
 license-file:       LICENSE
 maintainer:         Freckle Education
diff --git a/src/Graphula/Key.hs b/src/Graphula/Key.hs
--- a/src/Graphula/Key.hs
+++ b/src/Graphula/Key.hs
@@ -6,9 +6,8 @@
 
 -- | Convenience functions for working with 'Key' dependencies
 module Graphula.Key
-  ( onlyKey
-  , keys
-  , Keys
+  ( EntityKeys(..)
+  , onlyKey
   ) where
 
 import Database.Persist