diff --git a/framework/Css_Parser/lib/Sabberworm/CSS/Parser.php b/framework/Css_Parser/lib/Sabberworm/CSS/Parser.php
index 0df2b5d810e..25587ad93e5 100644
--- a/framework/Css_Parser/lib/Sabberworm/CSS/Parser.php
+++ b/framework/Css_Parser/lib/Sabberworm/CSS/Parser.php
@@ -369,7 +369,7 @@ private function parseValue($aListDelimiters) {
                 array_splice($aStack, $iStartPosition - 1, $iLength * 2 - 1, array($oList));
             }
         }
-        return $aStack[0];
+        return reset($aStack);
     }
 
     private static function listDelimiterForRule($sRule) {