diff --git a/atom/browser/api/atom_api_web_contents.cc b/atom/browser/api/atom_api_web_contents.cc
index fb867795fb..e6ec824052 100644
--- a/atom/browser/api/atom_api_web_contents.cc
+++ b/atom/browser/api/atom_api_web_contents.cc
@@ -4,6 +4,8 @@
 
 #include "atom/browser/api/atom_api_web_contents.h"
 
+#include <set>
+
 #include "atom/browser/atom_browser_context.h"
 #include "atom/browser/native_window.h"
 #include "atom/browser/web_dialog_helper.h"
diff --git a/atom/browser/api/atom_api_web_contents.h b/atom/browser/api/atom_api_web_contents.h
index 484501df41..ea05715e58 100644
--- a/atom/browser/api/atom_api_web_contents.h
+++ b/atom/browser/api/atom_api_web_contents.h
@@ -7,7 +7,6 @@
 
 #include <string>
 #include <vector>
-#include <set>
 
 #include "atom/browser/api/event_emitter.h"
 #include "brightray/browser/default_web_contents_delegate.h"