--- imagecache.module.orig	2009-08-19 13:59:07.000000000 -0700
+++ imagecache.module	2009-11-04 15:32:10.000000000 -0800
@@ -449,7 +449,7 @@
  * @return
  *   Boolean, TRUE indicating success and FALSE failure.
  */
-function _imagecache_apply_action($action, $image) {
+function _imagecache_apply_action($action, &$image) {
   $actions = imagecache_action_definitions();
 
   if ($definition = imagecache_action_definition($action['action'])) {