diff --git a/core/refinerycms-core.gemspec b/core/refinerycms-core.gemspec
index 7abf485623..696014582b 100644
--- a/core/refinerycms-core.gemspec
+++ b/core/refinerycms-core.gemspec
@@ -356,6 +356,11 @@ Gem::Specification.new do |s|
     'lib/generators/templates',
     'lib/generators/templates/.gitignore',
     'lib/generators/templates/app',
+    'lib/generators/templates/app/decorators',
+    'lib/generators/templates/app/decorators/controllers',
+    'lib/generators/templates/app/decorators/controllers/refinery',
+    'lib/generators/templates/app/decorators/models',
+    'lib/generators/templates/app/decorators/models/refinery',
     'lib/generators/templates/app/views',
     'lib/generators/templates/app/views/sitemap',
     'lib/generators/templates/app/views/sitemap/index.xml.builder',
@@ -380,6 +385,8 @@ Gem::Specification.new do |s|
     'lib/refinery/base_presenter.rb',
     'lib/refinery/catch_all_routes.rb',
     'lib/refinery/configuration.rb',
+    'lib/refinery/core',
+    'lib/refinery/core/engine.rb',
     'lib/refinery/crud.rb',
     'lib/refinery/engine.rb',
     'lib/refinery/helpers',
@@ -422,6 +429,8 @@ Gem::Specification.new do |s|
     'spec/controllers/refinery/fast_controller_spec.rb',
     'spec/controllers/refinery/sitemap_controller_spec.rb',
     'spec/lib',
+    'spec/lib/generators',
+    'spec/lib/generators/cms_generator_spec.rb',
     'spec/lib/refinery',
     'spec/lib/refinery/activity_spec.rb',
     'spec/lib/refinery/plugin_spec.rb',