diff --git a/lib/azure_ad.rb b/lib/azure_ad.rb
index 1899dd0..b79a410 100644
--- a/lib/azure_ad.rb
+++ b/lib/azure_ad.rb
@@ -1,5 +1,8 @@
 require 'omniauth-oauth2'
 
+# This file is from omniauth-microsoft_graph lib (not installed)
+# It is modified to make auth work
+
 module OmniAuth
   module Strategies
     class AzureAd < OmniAuth::Strategies::OAuth2
@@ -12,7 +15,7 @@ module OmniAuth
       option :client_options,
              site: 'https://login.microsoftonline.com/'
 
-      option :authorize_options, %i[state callback_url access_type auth_type scope prompt login_hint domain_hint response_mode]
+      option :authorize_options, %i[state callback_url scope response_mode]
 
       option :token_params, {}