diff --git a/src/main/menu.window.ts b/src/main/menu.window.ts
index 5477871a50a..00b9f259bad 100644
--- a/src/main/menu.window.ts
+++ b/src/main/menu.window.ts
@@ -19,10 +19,10 @@ export class WindowMenu implements IMenubarMenu {
     const items = [this.minimize, this.hideToMenu, this.alwaysOnTop];
 
     if (isMac()) {
-      items.concat([this.zoom, this.separator, this.bringAllToFront]);
+      items.push(this.zoom, this.separator, this.bringAllToFront);
     }
 
-    items.concat([this.separator, this.close]);
+    items.push(this.separator, this.close);
     return items;
   }