diff --git a/packages/tab/index.ts b/packages/tab/index.ts
index 7c26ede8..8a627191 100644
--- a/packages/tab/index.ts
+++ b/packages/tab/index.ts
@@ -27,7 +27,6 @@ VantComponent({
     title() {
       const parent = this.getRelationNodes('../tabs/index')[0];
       if (parent) {
-        parent.setLine();
         parent.updateTabs();
       }
     }
diff --git a/packages/tabs/index.ts b/packages/tabs/index.ts
index 394d6ed8..d78beeef 100644
--- a/packages/tabs/index.ts
+++ b/packages/tabs/index.ts
@@ -152,8 +152,10 @@ VantComponent({
         }
       });
 
-      this.setLine();
-      this.scrollIntoView();
+      this.setData({}, () => {
+        this.setLine();
+        this.scrollIntoView();
+      });
     },
 
     // scroll active tab into view