diff --git a/dom/webidl/BatteryManager.webidl b/dom/webidl/BatteryManager.webidl
index 211e7abed4e..f4940c6674e 100644
--- a/dom/webidl/BatteryManager.webidl
+++ b/dom/webidl/BatteryManager.webidl
@@ -10,7 +10,6 @@
  * liability, trademark and document use rules apply.
  */
 
-[NoInterfaceObject]
 interface BatteryManager : EventTarget {
     readonly attribute boolean             charging;
     readonly attribute unrestricted double chargingTime;