diff -u icinga-1.13.3/debian/changelog icinga-1.13.3/debian/changelog
--- icinga-1.13.3/debian/changelog
+++ icinga-1.13.3/debian/changelog
@@ -1,3 +1,14 @@
+icinga (1.13.3-2ubuntu0.1) xenial; urgency=medium
+
+  * Backport 'Classic UI: fixed menu disappear with jQuery 1.11+'.
+    Closes LP: #1593319.
+    - Do not backport the jQuery source change, as it's not strictly
+      necessary to fix the syntax; we depend on the system jQuery.
+    - https://dev.icinga.org/issues/11732
+    - https://git.icinga.org/?p=icinga-core.git;a=commitdiff;h=d3158e0140b19bc578556d0172a5ec69c943d4d1;js=1
+
+ -- Nishanth Aravamudan <nish.aravamudan@canonical.com>  Wed, 13 Jul 2016 17:47:34 -0700
+
 icinga (1.13.3-2) unstable; urgency=medium
 
   * [9f7081e] Add myself as uploader
diff -u icinga-1.13.3/debian/control icinga-1.13.3/debian/control
--- icinga-1.13.3/debian/control
+++ icinga-1.13.3/debian/control
@@ -1,7 +1,8 @@
 Source: icinga
 Section: net
 Priority: optional
-Maintainer: Debian Nagios Maintainer Group <pkg-nagios-devel@lists.alioth.debian.org>
+Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
+XSBC-Original-Maintainer: Debian Nagios Maintainer Group <pkg-nagios-devel@lists.alioth.debian.org>
 Uploaders: Alexander Wirt <formorer@debian.org>,
            Jan Wagner <waja@cyconet.org>,
            Markus Frosch <lazyfrosch@debian.org>
only in patch2:
unchanged:
--- icinga-1.13.3.orig/html/js/menu.js
+++ icinga-1.13.3/html/js/menu.js
@@ -9,11 +9,14 @@
 
 		elem.prepend( img )
 			.css( "cursor", "pointer" )
-			.toggle( function() {
-				img.attr('src', 'images/menu_more.gif');
-				list.slideToggle("slow");
-			}, function() {
-				img.attr('src', 'images/menu_less.gif');
+			.click( function() {
+				if($(this).hasClass("collapsed")) {
+					img.attr('src', 'images/menu_less.gif');
+					$(this).removeClass("collapsed");
+				} else {
+					img.attr('src', 'images/menu_more.gif');
+					$(this).addClass("collapsed");
+				}
 				list.slideToggle("slow");
 		});