Index: lib/acts_as_cached/fragment_cache.rb
===================================================================
--- lib/acts_as_cached/fragment_cache.rb	(revision 2054)
+++ lib/acts_as_cached/fragment_cache.rb	(working copy)
@@ -30,6 +30,7 @@
       ::ActionController::Caching::Actions::ActionCacheFilter.class_eval do
         # convert all actions into a hash keyed by action named, with a value of a ttl hash (to match other cache APIs)
         def initialize(*actions, &block)
+          @options = actions.extract_options!
           @actions = actions.inject({}) do |hsh, action|
             returning(hsh) do
               action.is_a?(Hash) ? hsh.update(action) : hsh[action] = { :ttl => nil }
@@ -40,7 +41,7 @@
         # override to skip caching/rendering on evaluated if option
         def before(controller)
           return unless @actions.include?(controller.action_name.intern)
-          action_cache_path = ActionController::Caching::Actions::ActionCachePath.new(controller)
+          action_cache_path = ActionController::Caching::Actions::ActionCachePath.new(controller, path_options_for(controller, @options))
           
           # should probably be like ActiveRecord::Validations.evaluate_condition.  color me lazy.
           if conditional = @actions[controller.action_name.intern][:if]
@@ -54,13 +55,15 @@
             set_content_type!(action_cache_path)
             controller.send(:render_text, cache)
             false
+          else
+            controller.action_cache_path = action_cache_path
           end
         end
         
         # override to pass along the ttl hash
         def after(controller)
           return if !@actions.include?(controller.action_name.intern) || controller.rendered_action_cache
-          controller.write_fragment(ActionController::Caching::Actions::ActionCachePath.path_for(controller), controller.response.body, action_ttl(controller))
+          controller.write_fragment(controller.action_cache_path.path, controller.response.body, action_ttl(controller))
         end
 
         private