diff --git a/lib/flowerbox/delivery/server.rb b/lib/flowerbox/delivery/server.rb
index 7e921a1..8e696a2 100644
--- a/lib/flowerbox/delivery/server.rb
+++ b/lib/flowerbox/delivery/server.rb
@@ -2,6 +2,7 @@ require 'rack'
 require 'net/http'
 require 'socket'
 require 'rack/builder'
+require 'thin'
 
 module Flowerbox
   module Delivery
@@ -18,6 +19,8 @@ module Flowerbox
 
           app = options[:app]
 
+          Thin::Logging.silent = !options[:logging]
+
           if options[:logging]
             real_app = app
             app = ::Rack::Builder.new do
diff --git a/lib/flowerbox/delivery/sprockets_handler.rb b/lib/flowerbox/delivery/sprockets_handler.rb
index 5dcd53f..41a6255 100644
--- a/lib/flowerbox/delivery/sprockets_handler.rb
+++ b/lib/flowerbox/delivery/sprockets_handler.rb
@@ -11,6 +11,10 @@ module Flowerbox::Delivery
 
     def_delegators :environment, :append_path, :register_engine, :[]
 
+    def self.gem_asset_paths
+      @gem_asset_paths ||= Sprockets.find_gem_vendor_paths
+    end
+
     def initialize(options)
       @options = options
 
@@ -32,14 +36,10 @@ module Flowerbox::Delivery
     def environment
       return @environment if @environment
 
-      @environment = Sprockets::EnvironmentWithVendoredGems.new
-      @environment.unregister_postprocessor('application/javascript', Sprockets::SafetyColons)
-      #@environment.register_postprocessor('application/javascript', Flowerbox::Delivery::Tilt::EnsureSavedFile)
-      @environment.unregister_bundle_processor('text/css', Sprockets::CharsetNormalizer)
-      #@environment.register_engine('.js', Flowerbox::Delivery::Tilt::JSTemplate)
-      #@environment.register_engine('.css', Flowerbox::Delivery::Tilt::CSSTemplate)
-      #@environment.register_engine('.jst', Flowerbox::Delivery::Tilt::JSTTemplate)
+      @environment = Sprockets::Environment.new
+      @environment.cache = Sprockets::Cache::FileStore.new(".tmp")
 
+      self.class.gem_asset_paths.each { |path| append_path(path) }
       options[:asset_paths].each { |path| append_path(path) }
 
       @environment
diff --git a/lib/flowerbox/delivery/unique_asset_list.rb b/lib/flowerbox/delivery/unique_asset_list.rb
index b16049f..5adc032 100644
--- a/lib/flowerbox/delivery/unique_asset_list.rb
+++ b/lib/flowerbox/delivery/unique_asset_list.rb
@@ -5,12 +5,12 @@ module Flowerbox::Delivery
     end
 
     def to_json
-      collect(&:logical_path)
+      collect { |asset| asset.pathname.to_s }
     end
 
     private
     def include?(file)
-      any? { |other_file| other_file == file }
+      any? { |other_file| other_file.pathname.to_s == file.pathname.to_s }
     end
   end
 end