diff --git a/packages/count-down/index.ts b/packages/count-down/index.ts
index 1b185a68..3419a058 100644
--- a/packages/count-down/index.ts
+++ b/packages/count-down/index.ts
@@ -28,6 +28,11 @@ VantComponent({
     formattedTime: '0'
   },
 
+  destroyed() {
+    clearTimeout(this.tid);
+    this.tid = null;
+  },
+
   methods: {
     // 开始
     start() {