diff -ur ntop.orig/ntop-4.1.0.ebuild ntop/ntop-4.1.0.ebuild
--- ntop.orig/ntop-4.1.0.ebuild	2011-11-09 06:47:02.000000000 +0800
+++ ntop/ntop-4.1.0.ebuild	2012-04-04 23:49:09.416739111 +0800
@@ -37,7 +37,8 @@
 	net-misc/wget
 	app-arch/gzip
 	!arm? ( dev-libs/gdome2 )
-	dev-libs/glib:2"
+	dev-libs/glib:2
+	dev-python/mako"
 
 pkg_setup() {
 	enewgroup ntop