diff --git a/packages/vant/src/index-bar/IndexBar.tsx b/packages/vant/src/index-bar/IndexBar.tsx
index 902fc6d6a..bdd23002b 100644
--- a/packages/vant/src/index-bar/IndexBar.tsx
+++ b/packages/vant/src/index-bar/IndexBar.tsx
@@ -221,13 +221,13 @@ export default defineComponent({
         const scrollParentRect = useRect(scrollParent);
         const { offsetHeight } = document.documentElement;
 
+        match.$el.scrollIntoView();
+
         if (scrollTop === offsetHeight - scrollParentRect.height) {
           onScroll();
           return;
         }
 
-        match.$el.scrollIntoView();
-
         if (props.sticky && props.stickyOffsetTop) {
           setRootScrollTop(getRootScrollTop() - props.stickyOffsetTop);
         }