diff --git a/README.md b/README.md
index 9549dd68..78607166 100644
--- a/README.md
+++ b/README.md
@@ -105,6 +105,15 @@ Telegram [@webpack_exports_undefined](https://t.me/webpack_exports_undefined)
 <details>
 <summary><h2>更新日志（点击展开）</h2></summary>
 
+### Hydro 4.9.20 / UI 4.48.20
+- vjudge: 修复 Codeforces 提交结果获取
+- core: 优化系统自检功能
+- vjudge: 支持 detail 设置（#582）
+- ui: 修复语言过滤（#598）
+- ui: 禁用视频自动播放
+- install: 支持安装时自动从 UOJ 导入数据
+- ui: 修复 preferredPrefix 功能异常的问题
+
 ### Hydro 4.9.19 / UI 4.48.19
 - core: 修复比赛代码导出功能无法处理选手提交的二进制文件的问题
 - core: 修复比赛管理显示用户参与排名状态
diff --git a/packages/hydrooj/package.json b/packages/hydrooj/package.json
index f1934b56..ff4e5d51 100644
--- a/packages/hydrooj/package.json
+++ b/packages/hydrooj/package.json
@@ -1,6 +1,6 @@
 {
     "name": "hydrooj",
-    "version": "4.9.19",
+    "version": "4.9.20",
     "bin": "bin/hydrooj.js",
     "main": "src/plugin-api",
     "module": "src/plugin-api",
diff --git a/packages/ui-default/package.json b/packages/ui-default/package.json
index 1190997a..f96444d7 100644
--- a/packages/ui-default/package.json
+++ b/packages/ui-default/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hydrooj/ui-default",
-  "version": "4.48.19",
+  "version": "4.48.20",
   "author": "undefined <i@undefined.moe>",
   "license": "AGPL-3.0",
   "main": "index.ts",
diff --git a/packages/vjudge/package.json b/packages/vjudge/package.json
index 06a39aa8..ca9ed169 100644
--- a/packages/vjudge/package.json
+++ b/packages/vjudge/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@hydrooj/vjudge",
-    "version": "1.8.9",
+    "version": "1.8.10",
     "description": "Submit problems to remote oj",
     "main": "src/model.ts",
     "repository": "https://github.com/hydro-dev/Hydro.git",