diff --git a/packages/hydrooj/package.json b/packages/hydrooj/package.json
index 0b951f2b8..d464a30c2 100644
--- a/packages/hydrooj/package.json
+++ b/packages/hydrooj/package.json
@@ -1,6 +1,6 @@
 {
     "name": "hydrooj",
-    "version": "2.25.1",
+    "version": "2.25.2",
     "bin": "bin/hydrooj.js",
     "main": "dist/loader.js",
     "typings": "dist/loader.d.ts",
diff --git a/packages/hydrooj/setting.yaml b/packages/hydrooj/setting.yaml
index dcfabbcf1..88bbfac6a 100644
--- a/packages/hydrooj/setting.yaml
+++ b/packages/hydrooj/setting.yaml
@@ -3,14 +3,17 @@ langs:
   desc: Code language settings
   default:
     __hint__:
-      - All keys started with _ will be ignored
-      - Entries named like [foo], [foo].[bar] [foo].[baz] will be merged into one category.
-      - A entry named [foo].[bar] will inhert all options defined in entry [foo] if not overwritten
-      - code_file option defaults to foo.[name]
-      - highlight option defaults to [name]
-      - if highlight option was set, monaco option defaults to [highlight], otherwise defaults to [name] 
-      - Compile step will be ignored if compile option was not set
-      - Key marked with a ? means the option is optional
+      - ~ All keys starting with _ will be ignored
+      - ~ Entries named like [foo], [foo].[bar] [foo].[baz]
+      -   will be merged into one category.
+      - ~ A entry named [foo].[bar] will inhert all options 
+      -   defined in entry [foo] if not overwritten
+      - ~ code_file option defaults to foo.[name]
+      - ~ highlight option defaults to [name]
+      - ~ if highlight option was set, monaco option defaults
+      -   to [highlight], otherwise defaults to [name] 
+      - ~ Compiling be be ignored if compile option wasn't set
+      - ~ Key marked with a ? means the option is optional
       - (name):
           compile?: Compile Command
           code_file?: Where to write code file when compiling
diff --git a/packages/ui-default/components/editor/cmeditor.page.js b/packages/ui-default/components/editor/cmeditor.page.js
index 8d4459c1a..c59e7aed3 100644
--- a/packages/ui-default/components/editor/cmeditor.page.js
+++ b/packages/ui-default/components/editor/cmeditor.page.js
@@ -3,10 +3,12 @@ import delay from 'vj/utils/delay';
 import CmEditor from '.';
 
 function runSubstitute($container) {
-  const selector = ['textarea[data-markdown]'];
-  $container.find(selector.join(', ')).get().forEach((element) => {
+  $container.find('textarea[data-markdown]').get().forEach((element) => {
     CmEditor.getOrConstruct($(element));
   });
+  $container.find('textarea[data-yaml]').get().forEach((element) => {
+    CmEditor.getOrConstruct($(element), { language: 'yaml' });
+  });
 }
 
 const cmEditorPage = new AutoloadPage('cmEditorPage', () => {
diff --git a/packages/ui-default/components/editor/index.js b/packages/ui-default/components/editor/index.js
index 66c84a2a9..85a4d0316 100644
--- a/packages/ui-default/components/editor/index.js
+++ b/packages/ui-default/components/editor/index.js
@@ -58,10 +58,16 @@ export default class Editor extends DOMAttachedObject {
       lightbulb: { enabled: true },
       model: this.model,
       automaticLayout: true,
+      wordWarp: 'bounded',
+      minimap: { enabled: false },
+      hideCursorInOverviewRuler: true,
+      overviewRulerLanes: 0,
+      overviewRulerBorder: false,
     };
     if (autoResize) {
       cfg.scrollbar = {
         vertical: 'hidden',
+        horizontal: 'hidden',
         handleMouseWheel: false,
       };
       cfg.scrollBeyondLastLine = false;
diff --git a/packages/ui-default/package.json b/packages/ui-default/package.json
index acd650137..4004fcb69 100644
--- a/packages/ui-default/package.json
+++ b/packages/ui-default/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hydrooj/ui-default",
-  "version": "4.8.2",
+  "version": "4.8.3",
   "author": "undefined <i@undefined.moe>",
   "license": "AGPL-3.0",
   "main": "hydro.js",
diff --git a/packages/ui-default/templates/components/form.html b/packages/ui-default/templates/components/form.html
index 731183ac6..d90194778 100644
--- a/packages/ui-default/templates/components/form.html
+++ b/packages/ui-default/templates/components/form.html
@@ -183,7 +183,7 @@
 {% endmacro %}
 
 {% macro form_textarea(args) %}
-{{ form_begin({columns:8}|assign(args)) }}
+{{ form_begin({columns:10}|assign(args)) }}
 {{ textarea(args) }}
 {{ form_end(args) }}
 {% endmacro %}
diff --git a/packages/ui-default/templates/partials/setting.html b/packages/ui-default/templates/partials/setting.html
index 7744009b2..3abd8dab6 100644
--- a/packages/ui-default/templates/partials/setting.html
+++ b/packages/ui-default/templates/partials/setting.html
@@ -52,7 +52,8 @@
           name:setting.key,
           value:'' if secret else (current[setting.key]|default(setting.value)),
           disabled:setting.disabled,
-          placeholder:_('(Not changed)') if secret else ''
+          placeholder:_('(Not changed)') if secret else '',
+          extra_attr: 'data-yaml' if setting.subType == 'yaml' else ''
         }) }}
   {% elif setting.type == 'markdown' %}
     {{ form.form_textarea({