diff --git a/ChangeLog.md b/ChangeLog.md
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -0,0 +1,3 @@
+## 1.4.0.2
+
+* Compile with GHC 7.10
diff --git a/Yesod/Auth/OAuth.hs b/Yesod/Auth/OAuth.hs
--- a/Yesod/Auth/OAuth.hs
+++ b/Yesod/Auth/OAuth.hs
@@ -1,4 +1,5 @@
 {-# LANGUAGE DeriveDataTypeable, OverloadedStrings, QuasiQuotes #-}
+{-# LANGUAGE FlexibleContexts #-}
 module Yesod.Auth.OAuth
     ( authOAuth
     , oauthUrl
diff --git a/yesod-auth-oauth.cabal b/yesod-auth-oauth.cabal
--- a/yesod-auth-oauth.cabal
+++ b/yesod-auth-oauth.cabal
@@ -1,5 +1,5 @@
 name:            yesod-auth-oauth
-version:         1.4.0.1
+version:         1.4.0.2
 license:         BSD3
 license-file:    LICENSE
 author:          Hiromi Ishii