diff --git a/dolphinscheduler-dist/release-docs/LICENSE b/dolphinscheduler-dist/release-docs/LICENSE
index 52563f557310bb39b557a91bafe8da09408ecba4..ec486ec6a6ef0fe04c5596b47f2cded83e31b93e 100644
--- a/dolphinscheduler-dist/release-docs/LICENSE
+++ b/dolphinscheduler-dist/release-docs/LICENSE
@@ -517,7 +517,6 @@ MIT licenses
     js-cookie 2.2.1: https://github.com/js-cookie/js-cookie MIT
     jsplumb 2.8.6: https://github.com/jsplumb/jsplumb MIT and GPLv2
     lodash 4.17.11: https://github.com/lodash/lodash MIT
-    normalize.css 8.0.1: https://github.com/necolas/normalize.css MIT
     vue-treeselect 0.4.0: https://github.com/riophae/vue-treeselect MIT
     vue	2.5.17:	https://github.com/vuejs/vue	MIT
     vue-router 2.7.0: https://github.com/vuejs/vue-router MIT
diff --git a/dolphinscheduler-dist/release-docs/licenses/ui-licenses/LICENSE-normalize b/dolphinscheduler-dist/release-docs/licenses/ui-licenses/LICENSE-normalize
deleted file mode 100644
index 90e0c091a55c44ab13d0fbaae361475e8a0630ec..0000000000000000000000000000000000000000
--- a/dolphinscheduler-dist/release-docs/licenses/ui-licenses/LICENSE-normalize
+++ /dev/null
@@ -1,8 +0,0 @@
-The MIT License (MIT)
-Copyright © Nicolas Gallagher and Jonathan Neal
-
-Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
\ No newline at end of file
diff --git a/dolphinscheduler-ui/package.json b/dolphinscheduler-ui/package.json
index 1f5170637eaa19e1df7aa5b4ba3f30e098534ef4..73db8c58dd3c2784da5012a1b3bcfcf83faf28ec 100644
--- a/dolphinscheduler-ui/package.json
+++ b/dolphinscheduler-ui/package.json
@@ -28,7 +28,6 @@
     "js-cookie": "^2.2.1",
     "jsplumb": "^2.8.6",
     "lodash": "^4.17.11",
-    "normalize.css": "^8.0.1",
     "vue": "^2.5.17",
     "vue-router": "2.7.0",
     "vuex": "^3.0.0",
diff --git a/dolphinscheduler-ui/src/js/conf/home/index.js b/dolphinscheduler-ui/src/js/conf/home/index.js
index 3c518d895237eabb36068d79e5b58f48ff646e22..efec218b30f7bfbe5c51a03fa831e32feffab565 100644
--- a/dolphinscheduler-ui/src/js/conf/home/index.js
+++ b/dolphinscheduler-ui/src/js/conf/home/index.js
@@ -17,7 +17,6 @@
 
 // The Vue build version to load with the `import` command
 // (runtime-only or standalone) has been set in webpack.base.conf with an alias.
-// import $ from 'jquery'
 import Vue from 'vue'
 import App from './App'
 import router from './router'
@@ -31,7 +30,6 @@ import Permissions from '@/module/permissions'
 import 'ans-ui/lib/ans-ui.min.css'
 import ans from 'ans-ui/lib/ans-ui.min'
 import en_US from 'ans-ui/lib/locale/en' // eslint-disable-line
-import 'normalize.css/normalize.css'
 import 'sass/conf/home/index.scss'
 import 'bootstrap/dist/css/bootstrap.min.css'