diff --git a/src/js/background.js b/src/js/background.js
index f5cb891..502b03e 100644
--- a/src/js/background.js
+++ b/src/js/background.js
@@ -124,7 +124,7 @@ const rawSettingsDefault = {
             '</body></html>'
         ].join(''),
     framePlaceholderBackground: 'default',
-    suspendTabsUntilReady: false
+    suspendTabsUntilReady: 'unset'
 };
 
 /******************************************************************************/