From fa1dafafbe68e8eda73aaf21d854ef8a13fe5db4 Mon Sep 17 00:00:00 2001
From: gorhill <rhill@raymondhill.net>
Date: Thu, 16 Jun 2016 10:56:49 -0400
Subject: [PATCH] fix #1716

---
 platform/firefox/vapi-background.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/platform/firefox/vapi-background.js b/platform/firefox/vapi-background.js
index 7aa440d2e..15d98726a 100644
--- a/platform/firefox/vapi-background.js
+++ b/platform/firefox/vapi-background.js
@@ -245,9 +245,11 @@ vAPI.browserSettings = {
                 if ( settingVal ) {
                     this.clear('network', 'prefetch-next');
                     this.clear('network.http', 'speculative-parallel-limit');
+                    this.clear('network.dns', 'disablePrefetch');
                 } else {
                     this.setValue('network', 'prefetch-next', false);
                     this.setValue('network.http', 'speculative-parallel-limit', 0);
+                    this.setValue('network.dns', 'disablePrefetch', true);
                 }
                 break;