diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,7 @@
 #Change Log
+##0.6.3.1
+* Fixed an issue with aeson 0.10 support
+
 ##0.6.3
 * Support aeson 0.10
 * Added support for multiple HTTP attempts per command request, using the new WDConfig field wdHTTPRetryCount
diff --git a/src/Test/WebDriver/JSON.hs b/src/Test/WebDriver/JSON.hs
--- a/src/Test/WebDriver/JSON.hs
+++ b/src/Test/WebDriver/JSON.hs
@@ -1,4 +1,4 @@
-{-# LANGUAGE OverloadedStrings, FlexibleContexts, DeriveDataTypeable, CPP #-}
+{-# LANGUAGE OverloadedStrings, FlexibleContexts, DeriveDataTypeable #-}
 -- |A collection of convenience functions for using and parsing JSON values
 -- within 'WD'. All monadic parse errors are converted to asynchronous
 -- 'BadJSON' exceptions.
@@ -38,6 +38,7 @@
 import qualified Data.Attoparsec.ByteString.Lazy as AP
 import qualified Data.HashMap.Strict as HM
 
+import Control.Monad (join)
 import Control.Applicative
 import Control.Monad.Trans.Control
 import Control.Exception.Lifted
@@ -91,17 +92,12 @@
 (!:) :: (MonadBaseControl IO wd, FromJSON a) => Object -> Text -> wd a
 o !: k = aesonResultToWD $ parse (.: k) o
 
-
 -- |Emulates the behavior of '.:?' in Aeson versions \< 0.10, allowing the field to be either missing or 'Null' if the result type is a 'Maybe'.
 -- In newer Aeson versions (\>= 0.10), this is equivalent to:
 --
 -- > fmap join (o .:? k)
 (.:??) :: FromJSON a => Object -> Text -> Parser (Maybe a)
-#if MIN_VERSION_aeson(0,10,0)
 o .:?? k = fmap join (o .:? k)
-#else
-(.:??) = (.:?)
-#endif
 
 
 -- |Parse a JSON 'Object' as a pair. The first two string arguments specify the
diff --git a/webdriver.cabal b/webdriver.cabal
--- a/webdriver.cabal
+++ b/webdriver.cabal
@@ -1,5 +1,5 @@
 Name: webdriver
-Version: 0.6.3
+Version: 0.6.3.1
 Cabal-Version: >= 1.8
 License: BSD3
 License-File: LICENSE