diff --git a/change_log.txt b/change_log.txt
index c91503e7..f712d0f3 100644
--- a/change_log.txt
+++ b/change_log.txt
@@ -1,3 +1,6 @@
+10/22/2009
+- fix trimwhitespace outputfilter parameter
+
 10/21/2009
 - added {$foo++}{$foo--} syntax
 - buxfix changed PHP "if (..):" to "if (..){" because of possible bad code when concenating PHP tags
diff --git a/libs/plugins/outputfilter.trimwhitespace.php b/libs/plugins/outputfilter.trimwhitespace.php
index 1909cd76..60f0ca73 100644
--- a/libs/plugins/outputfilter.trimwhitespace.php
+++ b/libs/plugins/outputfilter.trimwhitespace.php
@@ -26,7 +26,7 @@
  * @param object &$smarty Smarty object
  * @return string filtered output
  */
-function smarty_outputfilter_trimwhitespace($source, &$smarty)
+function smarty_outputfilter_trimwhitespace($source, $smarty)
 {
     // Pull out the script blocks
     preg_match_all("!<script[^>]*?>.*?</script>!is", $source, $match);