diff --git a/Yesod/Json.hs b/Yesod/Json.hs
--- a/Yesod/Json.hs
+++ b/Yesod/Json.hs
@@ -19,11 +19,15 @@
 import Yesod.Core (defaultLayout, Yesod)
 import Yesod.Widget (GWidget)
 import qualified Data.Aeson as J
+import qualified Data.Aeson.Encode as JE
 import Data.Aeson.Encode (fromValue)
 import Data.Text (pack)
 import Control.Arrow (first)
 import Data.Map (fromList)
 import qualified Data.Vector as V
+import Text.Julius (ToJavascript (..))
+import Data.Text.Lazy.Builder (fromLazyText)
+import Data.Text.Lazy.Encoding (decodeUtf8)
 
 instance ToContent J.Value where
     toContent = flip ContentBuilder Nothing . fromValue
@@ -53,7 +57,5 @@
 jsonMap :: [(String, Json)] -> Json
 jsonMap = J.Object . fromList . map (first pack)
 
-{- FIXME
 instance ToJavascript J.Value where
-    toJavascript = fromLazyText . decodeUtf8 . toLazyByteString . JE.renderValue
--}
+    toJavascript = fromLazyText . decodeUtf8 . JE.encode
diff --git a/yesod-json.cabal b/yesod-json.cabal
--- a/yesod-json.cabal
+++ b/yesod-json.cabal
@@ -1,5 +1,5 @@
 name:            yesod-json
-version:         0.1.0
+version:         0.1.1
 license:         BSD3
 license-file:    LICENSE
 author:          Michael Snoyman <michael@snoyman.com>
@@ -16,6 +16,7 @@
                    , yesod-core                >= 0.8      && < 0.9
                    , aeson                     >= 0.3.1.1  && < 0.4
                    , text                      >= 0.8      && < 0.12
+                   , hamlet                    >= 0.8      && < 0.9
                    , vector
                    , containers
     exposed-modules: Yesod.Json