diff --git a/src/platforms/h5/components/page/pageHead.vue b/src/platforms/h5/components/page/pageHead.vue
index 6dba259face572007772d0658619109a8edea856..46b827b1775b2cd1fa9a76ccf795bc08549b3530 100644
--- a/src/platforms/h5/components/page/pageHead.vue
+++ b/src/platforms/h5/components/page/pageHead.vue
@@ -382,8 +382,15 @@ export default {
       }
       return btns
     }
+  },
+  watch: {
+    titleText (newVal, oldVal) {
+      document.title = newVal
+    }
   },
-  mounted () {
+  mounted () {
+    document.title = this.titleText
+
     if (this.searchInput) {
       const input = this.$refs.input
       input.$watch('composing', val => {