diff --git a/src/components/common/BackToTop.tsx b/src/components/common/BackToTop.tsx
index b695084..6aa20fa 100644
--- a/src/components/common/BackToTop.tsx
+++ b/src/components/common/BackToTop.tsx
@@ -9,7 +9,7 @@ const BackToTop = () => {
         const handleScroll = () => {
             const scroll = window.scrollY;
             const height = document.documentElement.scrollHeight - window.innerHeight;
-            const progressValue = 307.919 - (scroll * 307.919 / height);
+            const progressValue = height > 0 ? (307.919 - (scroll * 307.919 / height)) : 307.919;
 
             setProgress(progressValue);