--- a/electron.old.d.ts
+++ b/electron.new.d.ts
@@ -10846,9 +10846,30 @@ See webContents.sendInputEvent for detailed description of `event` object.
   }
 
   interface DisplayBalloonOptions {
+    /**
+     * Icon to use when `iconType` is `custom`.
+     */
     icon?: (NativeImage) | (string);
+    /**
+     * Can be `none`, `info`, `warning`, `error` or `custom`. Default is `custom`.
+     */
+    iconType?: ('none' | 'info' | 'warning' | 'error' | 'custom');
     title: string;
     content: string;
+    /**
+     * The large version of the icon should be used. Default is `true`. Maps to
+     * `NIIF_LARGE_ICON`.
+     */
+    largeIcon?: boolean;
+    /**
+     * Do not play the associated sound. Default is `false`. Maps to `NIIF_NOSOUND`.
+     */
+    noSound?: boolean;
+    /**
+     * Do not display the balloon notification if the current user is in "quiet time".
+     * Default is `false`. Maps to `NIIF_RESPECT_QUIET_TIME`.
+     */
+    respectQuietTime?: boolean;
   }