diff --git a/systray.h b/systray.h
index cecdc40..128315f 100644
--- a/systray.h
+++ b/systray.h
@@ -1,7 +1,7 @@
 extern void systray_ready();
 extern void systray_on_exit();
 extern void systray_menu_item_selected(int menu_id);
-int nativeLoop(void);
+int nativeLoop(char* title, int width, int height);
 
 void setIcon(const char* iconBytes, int length);
 void setMenuItemIcon(const char* iconBytes, int length, int menuId);
diff --git a/systray_browser_darwin.m b/systray_browser_darwin.m
index c20c7f6..42f04cd 100644
--- a/systray_browser_darwin.m
+++ b/systray_browser_darwin.m
@@ -5,7 +5,7 @@
 NSWindowController *windowController = nil;
 WKWebView *webView = nil;
 
-void doConfigureAppWindow(char* title, int width, int height)
+void configureAppWindow(char* title, int width, int height)
 {
   if (windowController != nil) {
     // already configured, ignore
@@ -49,13 +49,6 @@ void doConfigureAppWindow(char* title, int width, int height)
   free(title);
 }
 
-void configureAppWindow(char* title, int width, int height)
-{
-  dispatch_async(dispatch_get_main_queue(), ^{
-    doConfigureAppWindow(title, width, height);
-  });
-}
-
 void doShowAppWindow(char* url)
 {
   if (windowController == nil) {
diff --git a/systray_darwin.m b/systray_darwin.m
index 7189ef5..fff2465 100644
--- a/systray_darwin.m
+++ b/systray_darwin.m
@@ -187,9 +187,14 @@
 
 @end
 
-int nativeLoop(void) {
+void configureAppWindow(char* title, int width, int height);
+
+int nativeLoop(char* title, int width, int height) {
   AppDelegate *delegate = [[AppDelegate alloc] init];
   [[NSApplication sharedApplication] setDelegate:delegate];
+  if (strcmp(title, "") != 0) {
+    configureAppWindow(title, width, height);
+  }
   [NSApp run];
   return EXIT_SUCCESS;
 }
diff --git a/systray_nonwindows.go b/systray_nonwindows.go
index fdacfa2..598df9e 100644
--- a/systray_nonwindows.go
+++ b/systray_nonwindows.go
@@ -16,19 +16,14 @@ import (
 	"unsafe"
 )
 
-func nativeLoop() {
-	C.nativeLoop()
+func nativeLoop(title string, width int, height int) {
+	C.nativeLoop(C.CString(title), C.int(width), C.int(height))
 }
 
 func quit() {
 	C.quit()
 }
 
-// EnableAppWindow enables a single application window for this app.
-func EnableAppWindow(title string, width int, height int) {
-	C.configureAppWindow(C.CString(title), C.int(width), C.int(height))
-}
-
 // ShowAppWindow shows the given URL in the application window. Only works if
 // configureAppWindow has been called first.
 func ShowAppWindow(url string) {