diff --git a/lib/omniauth/strategies/github.rb b/lib/omniauth/strategies/github.rb
index 26d31e7..57b5479 100644
--- a/lib/omniauth/strategies/github.rb
+++ b/lib/omniauth/strategies/github.rb
@@ -43,7 +43,7 @@ def authorize_params
       end
 
       def raw_info
-        access_token.options[:mode] = :query
+        access_token.options[:mode] = :header
         @raw_info ||= access_token.get('user').parsed
       end
 
@@ -59,7 +59,7 @@ def primary_email
       # The new /user/emails API - http://developer.github.com/v3/users/emails/#future-response
       def emails
         return [] unless email_access_allowed?
-        access_token.options[:mode] = :query
+        access_token.options[:mode] = :header
         @emails ||= access_token.get('user/emails', :headers => { 'Accept' => 'application/vnd.github.v3' }).parsed
       end