diff --git a/src/.vuepress/config.js b/src/.vuepress/config.js
index 0bc2ef640..e15f545aa 100644
--- a/src/.vuepress/config.js
+++ b/src/.vuepress/config.js
@@ -359,8 +359,8 @@ module.exports = {
     },
     smoothScroll: false,
     algolia: {
-      // indexName: 'vuejs-v3',
-      // apiKey: 'bc6e8acb44ed4179c30d0a45d6140d3f'
+      indexName: 'vuejs_cn3',
+      apiKey: '773de665ca11d74cede4e35ecff46931'
     }
   },
   plugins: [
diff --git a/src/.vuepress/theme/components/Navbar.vue b/src/.vuepress/theme/components/Navbar.vue
index 98f7e84a5..e5d209b34 100644
--- a/src/.vuepress/theme/components/Navbar.vue
+++ b/src/.vuepress/theme/components/Navbar.vue
@@ -26,7 +26,7 @@
       <SearchBox
         v-if="
           isAlgoliaSearch === false &&
-            (
+            !(
               $site.themeConfig.search !== false &&
               $page.frontmatter.search !== false
             )
@@ -68,7 +68,7 @@ export default {
     },
 
     isAlgoliaSearch() {
-      return !!(this.algolia && this.algolia.apiKey && this.algolia.indexName)
+      return this.algolia && this.algolia.apiKey && this.algolia.indexName
     }
   },