diff --git a/components/compositing/compositor.rs b/components/compositing/compositor.rs
index 188b444eb50..221e125957b 100644
--- a/components/compositing/compositor.rs
+++ b/components/compositing/compositor.rs
@@ -353,6 +353,7 @@ impl<Window: WindowMethods + ?Sized> IOCompositor<Window> {
     }
 
     pub fn deinit(self) {
+        self.window.prepare_for_composite();
         self.webrender.deinit();
     }