diff --git a/atom/browser/native_window_views.cc b/atom/browser/native_window_views.cc
index a4b06c3afb..1d7957f9f2 100644
--- a/atom/browser/native_window_views.cc
+++ b/atom/browser/native_window_views.cc
@@ -82,7 +82,8 @@ bool IsAltKey(const content::NativeWebKeyboardEvent& event) {
 
 bool IsAltModifier(const content::NativeWebKeyboardEvent& event) {
   typedef content::NativeWebKeyboardEvent::Modifiers Modifiers;
-  return (event.modifiers == (Modifiers::AltKey | Modifiers::IsLeft)) ||
+  return (event.modifiers == Modifiers::AltKey) ||
+         (event.modifiers == (Modifiers::AltKey | Modifiers::IsLeft)) ||
          (event.modifiers == (Modifiers::AltKey | Modifiers::IsRight));
 }