diff --git a/functions.php b/functions.php
index cad0b21c3..16672a9ee 100644
--- a/functions.php
+++ b/functions.php
@@ -4512,7 +4512,7 @@
 
 	function trim_array($array) {
 		$tmp = $array;
-		array_walk($tmp, 'trim_value');
+		array_walk($tmp, 'trim');
 		return $tmp;
 	}