diff --git a/lib/travis/web/app/filter.rb b/lib/travis/web/app/filter.rb
index 4fbc57ab..18eb2751 100644
--- a/lib/travis/web/app/filter.rb
+++ b/lib/travis/web/app/filter.rb
@@ -3,12 +3,11 @@ class Travis::Web::App
     autoload :Endpoint, 'travis/web/app/filter/endpoint'
     autoload :Assets,   'travis/web/app/filter/assets'
 
-    attr_reader :app, :config, :filters
+    attr_reader :app, :config
 
     def initialize(app, config)
       @app = app
       @config = config
-      @filters = [Endpoint.new(config), Assets.new(config)]
     end
 
     def call(env)
@@ -27,6 +26,10 @@ class Travis::Web::App
         [headers, filtered]
       end
 
+      def filters
+        @filters ||= Filter.constants.map { |name| Filter.const_get(name).new(config) }
+      end
+
       def content_type?(headers, type)
         headers.any? { |key, value| key.downcase == 'content-type' and value.start_with?(type)  }
       end