--- a/config/initializers/10-patches.rb
+++ b/config/initializers/10-patches.rb
@@ -78,3 +78,16 @@ module AsynchronousMailer
 end
 
 ActionMailer::Base.send :include, AsynchronousMailer
+
+# Support for Rails 2.3.4
+module ActionController
+  class AbstractRequest < ActionController::Request
+    def self.relative_url_root=(path)
+      ActionController::Base.relative_url_root=(path)
+    end
+    def self.relative_url_root
+      ActionController::Base.relative_url_root
+    end
+  end
+end
+