diff --git a/railties/lib/rails/application.rb b/railties/lib/rails/application.rb
index 3415cc5a5d5fe76f00026fa9ea6c23c6c08e91f3..81896a1596d65845d53ec141b258bedd5ca5f6b3 100644
--- a/railties/lib/rails/application.rb
+++ b/railties/lib/rails/application.rb
@@ -160,6 +160,7 @@ def build_asset_environment
 
       env = Sprockets::Environment.new(root.to_s)
       env.logger = Rails.logger
+      env.static_root = Rails.root.join("public/assets")
       env.ensure_fresh_assets = !config.action_controller.perform_caching
 
       self.class.default_sprockets_paths.each do |pattern|