diff --git a/json-builder.cabal b/json-builder.cabal
--- a/json-builder.cabal
+++ b/json-builder.cabal
@@ -1,5 +1,5 @@
 Name:                json-builder
-Version:             0.2.5
+Version:             0.3
 Synopsis:            Data structure agnostic JSON serialization
 License:             BSD3
 License-file:        LICENSE
@@ -47,4 +47,4 @@
 source-repository this
   type:     git
   location: http://github.com/lpsmith/json-builder
-  tag:      v0.2.5
+  tag:      v0.3
diff --git a/src/Data/Json/Builder.hs b/src/Data/Json/Builder.hs
--- a/src/Data/Json/Builder.hs
+++ b/src/Data/Json/Builder.hs
@@ -17,6 +17,7 @@
      , toJsonBS
      , toJsonLBS
      , Value(toJson)
+     , jsNull
        -- * Json Arrays @[\"foobar\",true,42]@
      , Array
      , element
diff --git a/src/Data/Json/Builder/Implementation.hs b/src/Data/Json/Builder/Implementation.hs
--- a/src/Data/Json/Builder/Implementation.hs
+++ b/src/Data/Json/Builder/Implementation.hs
@@ -188,13 +188,15 @@
 toJsonLBS :: Value a => a -> BL.ByteString
 toJsonLBS = toLazyByteString . toBuilder
 
+-- A primitive to render 
 
--- Primitive instances for json-builder
+-- | this renders as Json's @null@ value.
 
--- | renders as @null@
-instance Value () where
-  toJson _ = Json (copyByteString "null")
+jsNull :: Json
+jsNull = Json (copyByteString "null")
 
+-- Primitive instances for json-builder
+
 instance Value Int     where
   toJson = Json . integral
 
@@ -330,6 +332,13 @@
 
 instance (Value a, Value b) => JsArray (a,b) where
   toArray (a,b) = element a ++ element b
+
+-- | renders as an 'Array'
+instance Value () where
+  toJson = toJson . toArray
+
+instance JsArray () where
+  toArray _ = mempty
 
 -- | renders as an 'Array'
 instance (Value a, Value b) => Value (a,b) where