diff --git a/dev/Common/Globals.js b/dev/Common/Globals.js
index 1e1a81860..e7283858a 100644
--- a/dev/Common/Globals.js
+++ b/dev/Common/Globals.js
@@ -11,7 +11,7 @@ export const
 
 	elementById = id => doc.getElementById(id),
 
-	exitFullscreen = () => getFullscreenElement() && (doc.exitFullscreen || doc.webkitExitFullscreen)(),
+	exitFullscreen = () => getFullscreenElement() && (doc.exitFullscreen || doc.webkitExitFullscreen).call(doc),
 	getFullscreenElement = () => doc.fullscreenElement || doc.webkitFullscreenElement,
 
 	Settings = rl.settings,