diff --git a/gd_pygame.py b/gd_pygame.py
index 36270a4..87303a5 100644
--- a/gd_pygame.py
+++ b/gd_pygame.py
@@ -85,7 +85,7 @@ class GDPygame:
                 self.exit()
                 return
 
-            elif event.type == pygame.VIDEORESIZE:
+            elif event.type == pygame.VIDEORESIZE:  # when the window gets resized
                 self.window_update(event.size)
 
     def exit(self):