diff --git a/atom/browser/common_web_contents_delegate_mac.mm b/atom/browser/common_web_contents_delegate_mac.mm
index f473c1406216..fc40a7d6d6c2 100644
--- a/atom/browser/common_web_contents_delegate_mac.mm
+++ b/atom/browser/common_web_contents_delegate_mac.mm
@@ -25,8 +25,7 @@ void CommonWebContentsDelegate::HandleKeyboardEvent(
 
   NSWindow* window = event.os_event.window;
   if (window && [window isKindOfClass:[AtomNSWindow class]]) {
-    AtomNSWindow* native_window = static_cast<AtomNSWindow*>(window);
-    [native_window redispatchKeyEvent:event.os_event];
+    [((AtomNSWindow*)window) redispatchKeyEvent:event.os_event];
   }
 }