diff --git a/persistable-types-HDBC-pg.cabal b/persistable-types-HDBC-pg.cabal
--- a/persistable-types-HDBC-pg.cabal
+++ b/persistable-types-HDBC-pg.cabal
@@ -1,5 +1,5 @@
 name:                persistable-types-HDBC-pg
-version:             0.0.3.0
+version:             0.0.3.1
 synopsis:            HDBC and Relational-Record instances of PostgreSQL extended types
 description:         This package contains HDBC Convertible instances and
                      Relational-Record persistable instances of PostgreSQL extended types
diff --git a/test/runTest.hs b/test/runTest.hs
--- a/test/runTest.hs
+++ b/test/runTest.hs
@@ -2,6 +2,7 @@
 {-# LANGUAGE TemplateHaskell #-}
 {-# LANGUAGE MultiParamTypeClasses #-}
 {-# LANGUAGE FlexibleInstances #-}
+{-# LANGUAGE DataKinds #-}
 {-# LANGUAGE DeriveGeneric #-}
 
 import GHC.Generics (Generic)