diff --git a/library/Rain/Tpl/Parser.php b/library/Rain/Tpl/Parser.php
index 23e340b..b314b9a 100644
--- a/library/Rain/Tpl/Parser.php
+++ b/library/Rain/Tpl/Parser.php
@@ -629,7 +629,7 @@ protected function modifierReplace($html) {
 
         $this->blackList($html);
         if (strpos($html,'|') !== false && substr($html,strpos($html,'|')+1,1) != "|") {
-            preg_match('/([\$a-z_A-Z0-9\(\),\[\]"->]+)\|([\$a-z_A-Z0-9\(\):,\[\]"->\s]+)/i', $html,$result);
+            preg_match('/([\$a-z_A-Z0-9\(\),\[\]"\'->]+)\|([\$a-z_A-Z0-9\(\):,\[\]"\'->\s]+)/i', $html,$result);
 
             $function_params = $result[1];
             $result[2] = str_replace("::", "@double_dot@", $result[2] );