diff --git a/src/Data/UniformPair.hs b/src/Data/UniformPair.hs
--- a/src/Data/UniformPair.hs
+++ b/src/Data/UniformPair.hs
@@ -28,7 +28,7 @@
 infix 1 :#
 
 -- | Uniform pairs
-data Pair a = a :# a deriving (Show, Functor, Foldable,Traversable)
+data Pair a = a :# a deriving (Eq, Ord, Show, Functor, Foldable,Traversable)
 
 -- instance Traversable Pair where sequenceA (u :# v) = (:#) <$> u <*> v
 
diff --git a/uniform-pair.cabal b/uniform-pair.cabal
--- a/uniform-pair.cabal
+++ b/uniform-pair.cabal
@@ -1,5 +1,5 @@
 Name:                uniform-pair
-Version:             0.1.4
+Version:             0.1.5
 Cabal-Version:       >= 1.6
 Synopsis:            Uniform pairs with class instances
 Category:            Data