diff --git a/brightray/browser/mac/cocoa_notification.h b/brightray/browser/mac/cocoa_notification.h
index 3f27039328de..3c2aa367ea2d 100644
--- a/brightray/browser/mac/cocoa_notification.h
+++ b/brightray/browser/mac/cocoa_notification.h
@@ -7,9 +7,9 @@
 
 #import <Foundation/Foundation.h>
 
+#include <map>
 #include <string>
 #include <vector>
-#include <map>
 
 #include "base/mac/scoped_nsobject.h"
 #include "brightray/browser/notification.h"