diff --git a/.gitignore b/.gitignore
index 649d385..ffd12ff 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,6 +5,7 @@ spec/dummy/db/*.sqlite3
 spec/dummy/db/*.sqlite3-journal
 spec/dummy/log/*.log
 spec/dummy/tmp/
+spec/dummy/public/assets
 spec/dummy/.sass-cache
 spec/generators/swagger_rails/tmp
 bower_components/*
diff --git a/lib/swagger_rails/engine.rb b/lib/swagger_rails/engine.rb
index 934bd13..da55d0a 100644
--- a/lib/swagger_rails/engine.rb
+++ b/lib/swagger_rails/engine.rb
@@ -6,6 +6,8 @@ module SwaggerRails
 
     initializer 'swagger_rails.initialize' do |app|
       middleware.use SwaggerJson, SwaggerRails.config
+
+      app.config.assets.precompile += [ 'swagger-ui/*' ]
     end
   end
 end