diff --git a/components/input/Search.tsx b/components/input/Search.tsx
index bbc2ddad2..b13b741e7 100644
--- a/components/input/Search.tsx
+++ b/components/input/Search.tsx
@@ -1,6 +1,6 @@
 import { defineComponent, inject } from 'vue';
 import classNames from '../_util/classNames';
-import { isMobile } from 'is-mobile';
+import isMobile from '../vc-menu/utils/isMobile';
 import Input from './Input';
 import LoadingOutlined from '@ant-design/icons-vue/LoadingOutlined';
 import SearchOutlined from '@ant-design/icons-vue/SearchOutlined';
@@ -43,7 +43,7 @@ export default defineComponent({
         return;
       }
       this.$emit('search', this.input.stateValue, e);
-      if (!isMobile({ tablet: true })) {
+      if (!isMobile.tablet) {
         this.input.focus();
       }
     },
diff --git a/package.json b/package.json
index 0b5dd22ba..60aa79805 100644
--- a/package.json
+++ b/package.json
@@ -210,7 +210,6 @@
     "async-validator": "^3.3.0",
     "dom-align": "^1.10.4",
     "dom-scroll-into-view": "^2.0.0",
-    "is-mobile": "^2.2.1",
     "lodash-es": "^4.17.15",
     "moment": "^2.27.0",
     "omit.js": "^2.0.0",