diff --git a/.gitmodules b/.gitmodules
deleted file mode 100644
index c8bff63..0000000
--- a/.gitmodules
+++ /dev/null
@@ -1,3 +0,0 @@
-[submodule "src/react-lazyload"]
-	path = src/react-lazyload
-	url = https://github.com/xmcp/react-lazyload
diff --git a/README.md b/README.md
index ccadf6e..8caf0bf 100644
--- a/README.md
+++ b/README.md
@@ -2,14 +2,11 @@
 
 ## 获取源码
 
-`git clone --recurse-submodules https://git.thu.monster/newthuhole/hole_thu_frontend.git`
+`git clone https://git.thu.monster/newthuhole/hole_thu_frontend.git`
 
-注意,由于改造自P大树洞网页版额，包含了由xmcp维护的submodule
 
 ## 部署
 
-推荐使用yarn
-
 + 本地调试
 ```
 yarn install
@@ -18,6 +15,7 @@ yarn start
 
 + 打包部署
 ```
+export REACT_APP_BUILD_INFO="your version"
 yarn run build
 ```
 
diff --git a/package.json b/package.json
index cfdc227..7d43456 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,8 @@
     "react-timeago": "^4.4.0",
     "typescript": "^4.0.2",
     "workbox-sw": "^5.1.3",
-    "react-polls": "^1.2.0"
+    "react-polls": "^1.2.0",
+    "react-lazyload": "^3.2.0"
   },
   "scripts": {
     "start": "react-scripts start",
diff --git a/src/Flows.js b/src/Flows.js
index 7cf933b..da5cfeb 100644
--- a/src/Flows.js
+++ b/src/Flows.js
@@ -11,7 +11,7 @@ import {
   HighlightedMarkdown,
 } from './Common';
 import './Flows.css';
-import LazyLoad, { forceCheck } from './react-lazyload/src';
+import LazyLoad, { forceCheck } from 'react-lazyload';
 import { TokenCtx, ReplyForm } from './UserAction';
 import { API, parse_replies } from './flows_api';
 import { cache } from './cache';
diff --git a/src/react-lazyload b/src/react-lazyload
deleted file mode 160000
index 1b0c9e2..0000000
--- a/src/react-lazyload
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 1b0c9e258df0897f37f8ef263bb4ca2719d50442
diff --git a/yarn.lock b/yarn.lock
index e914648..bd5d32c 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8792,6 +8792,11 @@ react-is@^16.8.1, react-is@^16.8.4:
   resolved "https://registry.npm.taobao.org/react-is/download/react-is-16.13.1.tgz?cache=0&sync_timestamp=1598612913326&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Freact-is%2Fdownload%2Freact-is-16.13.1.tgz#789729a4dc36de2999dc156dd6c1d9c18cea56a4"
   integrity sha1-eJcppNw23imZ3BVt1sHZwYzqVqQ=
 
+react-lazyload@^3.2.0:
+  version "3.2.0"
+  resolved "https://registry.npmmirror.com/react-lazyload/-/react-lazyload-3.2.0.tgz#497bd06a6dbd7015e3376e1137a67dc47d2dd021"
+  integrity sha512-zJlrG8QyVZz4+xkYZH5v1w3YaP5wEFaYSUWC4CT9UXfK75IfRAIEdnyIUF+dXr3kX2MOtL1lUaZmaQZqrETwgw==
+
 react-polls@^1.2.0:
   version "1.2.0"
   resolved "https://registry.npmmirror.com/react-polls/download/react-polls-1.2.0.tgz#4d2e9802efe7e83ee8b37ae3d1368f7bf7869675"