diff --git a/post.php b/post.php
index bef4b3c2..f9d63e19 100644
--- a/post.php
+++ b/post.php
@@ -288,7 +288,7 @@ if (isset($_POST['delete'])) {
 	if (empty($report))
 		error($config['error']['noreport']);
 
-	if (strlen($report) > 30)
+	if (sizeof($report) > 30)
 		error($config['error']['invalidreport']);
 	
 	if (count($report) > $config['report_limit'])