diff --git a/index.html b/index.html
index 10b71ed..12ec33c 100644
--- a/index.html
+++ b/index.html
@@ -70,7 +70,7 @@
         let totalHight = document.body.scrollHeight
         const Prostick = document.querySelector('.Prostick')
         window.addEventListener('scroll', function () {
-            let pro = (window.pageYOffset / totalhHght) * 100
+            let pro = (window.pageYOffset / totalHight) * 100
             Prostick.style.width = pro + '%'
         })
         const navbarRight = document.querySelector('.navbar-right')