diff --git a/packages/hydrooj/src/handler/domain.ts b/packages/hydrooj/src/handler/domain.ts
index 33a7963b1..2ed9a5f00 100644
--- a/packages/hydrooj/src/handler/domain.ts
+++ b/packages/hydrooj/src/handler/domain.ts
@@ -99,14 +99,6 @@ class DomainEditHandler extends ManageHandler {
         await domain.edit(args.domainId, $set);
         this.response.redirect = this.url('domain_dashboard');
     }
-
-    @requireSudo
-    async postDelete({ domainId }) {
-        if (domainId === 'system') throw new CannotDeleteSystemDomainError();
-        if (this.domain.owner !== this.user._id) throw new OnlyOwnerCanDeleteDomainError();
-        await domain.del(domainId);
-        this.response.redirect = this.url('home_domain', { domainId: 'system' });
-    }
 }
 
 class DomainDashboardHandler extends ManageHandler {
@@ -129,6 +121,14 @@ class DomainDashboardHandler extends ManageHandler {
         }
         this.back();
     }
+
+    @requireSudo
+    async postDelete({ domainId }) {
+        if (domainId === 'system') throw new CannotDeleteSystemDomainError();
+        if (this.domain.owner !== this.user._id) throw new OnlyOwnerCanDeleteDomainError();
+        await domain.del(domainId);
+        this.response.redirect = this.url('home_domain', { domainId: 'system' });
+    }
 }
 
 class DomainUserHandler extends ManageHandler {
diff --git a/packages/ui-default/templates/domain_dashboard.html b/packages/ui-default/templates/domain_dashboard.html
index 7dd011e36..f771df3b6 100644
--- a/packages/ui-default/templates/domain_dashboard.html
+++ b/packages/ui-default/templates/domain_dashboard.html
@@ -26,4 +26,20 @@
     </dl>
   </div>
 </div>
+{% if handler.user._id == owner._id %}
+<div class="section">
+  <div class="section__header">
+    <h1 class="section__title" data-heading>{{ _('Delete Domain') }}</h1>
+    <div class="section__tools">
+      <form method="POST">
+        <div>
+          <input type="hidden" name="operation" value="delete">
+          <input type="submit" value="{{ _('Delete Domain') }}" class="rounded primary button">
+        </div>
+      </form>
+    </div>
+  </div>
+  <div class="section__body"></div>
+</div>
+{% endif %}
 {% endblock %}
diff --git a/packages/ui-default/templates/domain_edit.html b/packages/ui-default/templates/domain_edit.html
index da349ec5e..b312beb5f 100644
--- a/packages/ui-default/templates/domain_edit.html
+++ b/packages/ui-default/templates/domain_edit.html
@@ -3,18 +3,4 @@
 <div class="section">
   {% include "partials/setting.html" %}
 </div>
-<div class="section">
-  <div class="section__header">
-    <h1 class="section__title" data-heading>{{ _('Delete Domain') }}</h1>
-    <div class="section__tools">
-      <form method="POST">
-        <div>
-          <input type="hidden" name="operation" value="delete">
-          <input type="submit" value="{{ _('Delete Domain') }}" class="rounded primary button">
-        </div>
-      </form>
-    </div>
-  </div>
-  <div class="section__body"></div>
-</div>
 {% endblock %}