diff --git a/src/usr/local/www/widgets/widgets/system_information.widget.php b/src/usr/local/www/widgets/widgets/system_information.widget.php
index 1face090f0..461a686f40 100644
--- a/src/usr/local/www/widgets/widgets/system_information.widget.php
+++ b/src/usr/local/www/widgets/widgets/system_information.widget.php
@@ -402,7 +402,7 @@ function updateMemory(x) {
 
 function updateMbuf(x) {
 	if ($('#mbuf')) {
-		$("#mbuf").html(x);
+		$("#mbuf").html('(' + x + ')');
 	}
 }