diff --git a/include/text.php b/include/text.php
index 5456b5ad3e..29c781030d 100644
--- a/include/text.php
+++ b/include/text.php
@@ -80,6 +80,9 @@ function escape_tags($string) {
 if(! function_exists('autoname')) {
 function autoname($len) {
 
+	if(! $len)
+		return '';
+
 	$vowels = array('a','a','ai','au','e','e','e','ee','ea','i','ie','o','ou','u'); 
 	if(mt_rand(0,5) == 4)
 		$vowels[] = 'y';