diff --git a/src/Yesod/Auth/OAuth2/GitHub.hs b/src/Yesod/Auth/OAuth2/GitHub.hs
index 8110cb9..92a67c4 100644
--- a/src/Yesod/Auth/OAuth2/GitHub.hs
+++ b/src/Yesod/Auth/OAuth2/GitHub.hs
@@ -14,9 +14,9 @@ module Yesod.Auth.OAuth2.GitHub
   , oauth2GitHubScopedWidget
   ) where
 
+import qualified Data.Text as T
 import Yesod.Auth.OAuth2.Prelude
 import Yesod.Core (WidgetFor, whamlet)
-import qualified Data.Text as T
 
 newtype User = User Int
 
@@ -32,7 +32,8 @@ defaultScopes = ["user:email"]
 oauth2GitHub :: YesodAuth m => Text -> Text -> AuthPlugin m
 oauth2GitHub = oauth2GitHubScoped defaultScopes
 
-oauth2GitHubWidget :: YesodAuth m => WidgetFor m () -> Text -> Text -> AuthPlugin m
+oauth2GitHubWidget
+  :: YesodAuth m => WidgetFor m () -> Text -> Text -> AuthPlugin m
 oauth2GitHubWidget widget = oauth2GitHubScopedWidget widget defaultScopes
 
 oauth2GitHubScoped :: YesodAuth m => [Text] -> Text -> Text -> AuthPlugin m
@@ -40,7 +41,7 @@ oauth2GitHubScoped =
   oauth2GitHubScopedWidget [whamlet|Login via #{pluginName}|]
 
 oauth2GitHubScopedWidget
- :: YesodAuth m => WidgetFor m () ->[Text] -> Text -> Text -> AuthPlugin m
+  :: YesodAuth m => WidgetFor m () -> [Text] -> Text -> Text -> AuthPlugin m
 oauth2GitHubScopedWidget widget scopes clientId clientSecret =
   authOAuth2Widget widget pluginName oauth2 $ \manager token -> do
     (User userId, userResponse) <-