diff --git a/Yesod/Widget.hs b/Yesod/Widget.hs
--- a/Yesod/Widget.hs
+++ b/Yesod/Widget.hs
@@ -4,6 +4,7 @@
 {-# LANGUAGE TemplateHaskell #-}
 {-# LANGUAGE MultiParamTypeClasses #-}
 {-# LANGUAGE TypeSynonymInstances #-}
+{-# LANGUAGE UndecidableInstances #-}
 -- | Widgets combine HTML with JS and CSS dependencies with a unique identifier
 -- generator, allowing you to create truly modular HTML components.
 module Yesod.Widget
diff --git a/test/main.hs b/test/main.hs
deleted file mode 100644
--- a/test/main.hs
+++ /dev/null
@@ -1,18 +0,0 @@
-import Test.Hspec
-
-import Test.CleanPath
-import Test.Exceptions
-import Test.Widget
-import Test.Media
-import Test.Links
-import Test.NoOverloadedStrings
-
-main :: IO ()
-main = hspecX $ descriptions $ 
-    [ cleanPathTest
-    , exceptionsTest
-    , widgetTest
-    , mediaTest
-    , linksTest
-    , noOverloadedTest
-    ]
diff --git a/yesod-core.cabal b/yesod-core.cabal
--- a/yesod-core.cabal
+++ b/yesod-core.cabal
@@ -1,5 +1,5 @@
 name:            yesod-core
-version:         0.9.1.1
+version:         0.9.2
 license:         BSD3
 license-file:    LICENSE
 author:          Michael Snoyman <michael@snoyman.com>