diff --git a/src/main-process/atom-window.js b/src/main-process/atom-window.js
index ae6967d19..36c3803f0 100644
--- a/src/main-process/atom-window.js
+++ b/src/main-process/atom-window.js
@@ -426,4 +426,8 @@ class AtomWindow extends EventEmitter {
   disableZoom () {
     return this.browserWindow.webContents.setVisualZoomLevelLimits(1, 1)
   }
+
+  getLoadedPromise () {
+    return this.loadedPromise
+  }
 }