diff --git a/js/ui/keyboard.js b/js/ui/keyboard.js
index 2eaa51948..67ba8b88b 100644
--- a/js/ui/keyboard.js
+++ b/js/ui/keyboard.js
@@ -607,7 +607,7 @@ const Keyboard = new Lang.Class({
     shouldTakeEvent: function(event) {
         let actor = event.get_source();
         return Main.layoutManager.keyboardBox.contains(actor) ||
-               actor._extended_keys || actor.extended_key;
+               !!actor._extended_keys || !!actor.extended_key;
     },
 
     _clearKeyboardRestTimer: function() {
diff --git a/js/ui/notificationDaemon.js b/js/ui/notificationDaemon.js
index 62096258d..315bfdb17 100644
--- a/js/ui/notificationDaemon.js
+++ b/js/ui/notificationDaemon.js
@@ -391,10 +391,10 @@ const FdoNotificationDaemon = new Lang.Class({
                 notification.setUrgency(MessageTray.Urgency.CRITICAL);
                 break;
         }
-        notification.setResident(hints.resident == true);
+        notification.setResident(!!hints.resident);
         // 'transient' is a reserved keyword in JS, so we have to retrieve the value
         // of the 'transient' hint with hints['transient'] rather than hints.transient
-        notification.setTransient(hints['transient'] == true);
+        notification.setTransient(!!hints['transient']);
 
         let sourceGIcon = source.useNotificationIcon ? gicon : null;
         source.processNotification(notification, sourceGIcon);