diff --git a/main/menu.js b/main/menu.js
index 47a2fdf9..3507bcc5 100644
--- a/main/menu.js
+++ b/main/menu.js
@@ -55,7 +55,6 @@ function onWindowHide () {
   getMenuItem('Float on Top').enabled = false
 }
 
-function onToggleFullScreen () {
 function onToggleFullScreen (isFullScreen) {
   isFullScreen = isFullScreen != null ? isFullScreen : windows.main.isFullScreen()
   windows.main.setMenuBarVisibility(!isFullScreen)