diff --git a/Yesod/Helpers/Auth/OAuth.hs b/Yesod/Helpers/Auth/OAuth.hs
--- a/Yesod/Helpers/Auth/OAuth.hs
+++ b/Yesod/Helpers/Auth/OAuth.hs
@@ -5,8 +5,11 @@
     , authTwitter
     , twitterUrl
     ) where
-import Yesod hiding (insert)
 import Yesod.Helpers.Auth
+import Yesod.Form
+import Yesod.Handler
+import Yesod.Widget
+import Text.Hamlet (hamlet)
 import Web.Authenticate.OAuth
 import Data.Maybe
 import Data.String
@@ -14,6 +17,8 @@
 import Data.ByteString.Char8 (unpack, pack)
 import Control.Arrow ((***))
 import Control.Monad
+import Control.Monad.IO.Class (liftIO)
+import Control.Monad.Trans.Class (lift)
 
 oauthUrl :: String -> AuthRoute
 oauthUrl name = PluginR name ["forward"]
diff --git a/yesod-auth-oauth.cabal b/yesod-auth-oauth.cabal
--- a/yesod-auth-oauth.cabal
+++ b/yesod-auth-oauth.cabal
@@ -7,7 +7,7 @@
 -- The package version. See the Haskell package versioning policy
 -- (http://www.haskell.org/haskellwiki/Package_versioning_policy) for
 -- standards guiding when and how versions should be incremented.
-Version:             0.4
+Version:             0.4.1
 
 -- A short (one-line) description of the package.
 Synopsis:            OAuth wrapper for yesod-auth
@@ -53,8 +53,11 @@
   
   -- Packages needed in order to build this package.
   Build-depends: base >= 4 && < 5, yesod-auth >= 0.3 && < 0.4,
-                 yesod >= 0.7 && < 0.8, bytestring >= 0.9 && < 1.0, http-enumerator >= 0.3 && <0.4,
-                 utf8-string >= 0.3 && < 0.4
+                 bytestring >= 0.9 && < 1.0, http-enumerator >= 0.3 && <0.4,
+                 utf8-string >= 0.3 && < 0.4, hamlet >= 0.7 && < 0.8,
+                 yesod-core >= 0.7 && < 0.8, yesod-form >= 0.0 && < 0.1,
+                 transformers >= 0.2 && < 0.3
+
   if flag(oauth-not-supported)
     Build-depends: authenticate-oauth >= 0.1 && < 0.2
   else