diff --git a/atom/browser/api/atom_api_window.cc b/atom/browser/api/atom_api_window.cc
index 92e5e5b56280..93bccfabd706 100644
--- a/atom/browser/api/atom_api_window.cc
+++ b/atom/browser/api/atom_api_window.cc
@@ -486,8 +486,10 @@ bool Window::IsClosable() {
   return window_->IsClosable();
 }
 
-void Window::SetAlwaysOnTop(bool top) {
-  window_->SetAlwaysOnTop(top);
+void Window::SetAlwaysOnTop(bool top, mate::Arguments* args) {
+  int level = 0;
+  args->GetNext(&level);
+  window_->SetAlwaysOnTop(top, level);
 }
 
 bool Window::IsAlwaysOnTop() {
diff --git a/atom/browser/api/atom_api_window.h b/atom/browser/api/atom_api_window.h
index d2c41c288165..f923ea3cd929 100644
--- a/atom/browser/api/atom_api_window.h
+++ b/atom/browser/api/atom_api_window.h
@@ -132,7 +132,7 @@ class Window : public mate::TrackableObject<Window>,
   bool IsFullScreenable();
   void SetClosable(bool closable);
   bool IsClosable();
-  void SetAlwaysOnTop(bool top);
+  void SetAlwaysOnTop(bool top, mate::Arguments* args);
   bool IsAlwaysOnTop();
   void Center();
   void SetPosition(int x, int y, mate::Arguments* args);
diff --git a/atom/browser/native_window.h b/atom/browser/native_window.h
index 734584f8c7d8..ddc90ff63a52 100644
--- a/atom/browser/native_window.h
+++ b/atom/browser/native_window.h
@@ -118,7 +118,7 @@ class NativeWindow : public base::SupportsUserData,
   virtual bool IsFullScreenable() = 0;
   virtual void SetClosable(bool closable) = 0;
   virtual bool IsClosable() = 0;
-  virtual void SetAlwaysOnTop(bool top) = 0;
+  virtual void SetAlwaysOnTop(bool top, int level = 0) = 0;
   virtual bool IsAlwaysOnTop() = 0;
   virtual void Center() = 0;
   virtual void SetTitle(const std::string& title) = 0;
diff --git a/atom/browser/native_window_mac.h b/atom/browser/native_window_mac.h
index 10b35165977f..9c909894bfce 100644
--- a/atom/browser/native_window_mac.h
+++ b/atom/browser/native_window_mac.h
@@ -64,7 +64,7 @@ class NativeWindowMac : public NativeWindow,
   bool IsFullScreenable() override;
   void SetClosable(bool closable) override;
   bool IsClosable() override;
-  void SetAlwaysOnTop(bool top) override;
+  void SetAlwaysOnTop(bool top, int level) override;
   bool IsAlwaysOnTop() override;
   void Center() override;
   void SetTitle(const std::string& title) override;
diff --git a/atom/browser/native_window_mac.mm b/atom/browser/native_window_mac.mm
index ef4cf7b4c4f2..c35f66b319c7 100644
--- a/atom/browser/native_window_mac.mm
+++ b/atom/browser/native_window_mac.mm
@@ -943,8 +943,11 @@ bool NativeWindowMac::IsClosable() {
   return [window_ styleMask] & NSClosableWindowMask;
 }
 
-void NativeWindowMac::SetAlwaysOnTop(bool top) {
-  [window_ setLevel:(top ? NSFloatingWindowLevel : NSNormalWindowLevel)];
+void NativeWindowMac::SetAlwaysOnTop(bool top, int level) {
+  if (!level) {
+    level = NSFloatingWindowLevel;
+  }
+  [window_ setLevel:(top ? level : NSNormalWindowLevel)];
 }
 
 bool NativeWindowMac::IsAlwaysOnTop() {
diff --git a/atom/browser/native_window_views.cc b/atom/browser/native_window_views.cc
index ef5ae30a8405..f01cfcc56eba 100644
--- a/atom/browser/native_window_views.cc
+++ b/atom/browser/native_window_views.cc
@@ -682,8 +682,8 @@ bool NativeWindowViews::IsClosable() {
 #endif
 }
 
-void NativeWindowViews::SetAlwaysOnTop(bool top) {
-  window_->SetAlwaysOnTop(top);
+void NativeWindowViews::SetAlwaysOnTop(bool top, int level) {
+  window_->SetAlwaysOnTop(top, level);
 }
 
 bool NativeWindowViews::IsAlwaysOnTop() {
diff --git a/atom/browser/native_window_views.h b/atom/browser/native_window_views.h
index d0d45fc53594..608050c7ca9a 100644
--- a/atom/browser/native_window_views.h
+++ b/atom/browser/native_window_views.h
@@ -84,7 +84,7 @@ class NativeWindowViews : public NativeWindow,
   bool IsFullScreenable() override;
   void SetClosable(bool closable) override;
   bool IsClosable() override;
-  void SetAlwaysOnTop(bool top) override;
+  void SetAlwaysOnTop(bool top, int level) override;
   bool IsAlwaysOnTop() override;
   void Center() override;
   void SetTitle(const std::string& title) override;