diff --git a/railties/lib/rails/generators/app_base.rb b/railties/lib/rails/generators/app_base.rb
index 978ec3b5de4ffcdcb780271ac1240e57d961392b..c61fc388f096541dc3088aaf136afa1515e685ea 100644
--- a/railties/lib/rails/generators/app_base.rb
+++ b/railties/lib/rails/generators/app_base.rb
@@ -61,6 +61,9 @@ def self.add_shared_options_for(name)
         class_option :skip_test_unit,     type: :boolean, aliases: '-T', default: false,
                                           desc: 'Skip Test::Unit files'
 
+        class_option :rc,                 type: :string, default: false,
+                                          desc: "Path to file containing extra configuration options for rails command"
+
         class_option :no_rc,              type: :boolean, default: false,
                                           desc: 'Skip loading of extra configuration options from .railsrc file'