diff --git a/config/initializers/oauth.rb b/config/initializers/oauth.rb
index 5d4b9a5..00d72b5 100644
--- a/config/initializers/oauth.rb
+++ b/config/initializers/oauth.rb
@@ -3,7 +3,7 @@ module Strategies
     class Oauth < OmniAuth::Strategies::OAuth2
       option :name, "oauth"
       option :client_options, {
-          :site => 'http://auth.sch.bme.hu',
+          :site => 'https://auth.sch.bme.hu',
           :authorize_url => "/site/login",
           :token_url => "/oauth2/token"
       }