diff --git a/2-ui/99-ui-misc/03-event-loop/article.md b/2-ui/99-ui-misc/03-event-loop/article.md
index d5ff51efc8..8ad8044958 100644
--- a/2-ui/99-ui-misc/03-event-loop/article.md
+++ b/2-ui/99-ui-misc/03-event-loop/article.md
@@ -174,7 +174,6 @@ count();
 
   function count() {
     for (let i = 0; i < 1e6; i++) {
-      i++;
       progress.innerHTML = i;
     }
   }