diff --git a/packages/hydrooj/src/model/contest.ts b/packages/hydrooj/src/model/contest.ts
index e8f57a485..e57bc7075 100644
--- a/packages/hydrooj/src/model/contest.ts
+++ b/packages/hydrooj/src/model/contest.ts
@@ -753,6 +753,7 @@ export const statusText = (tdoc: Tdoc, tsdoc?: any) => (
 
 global.Hydro.model.contest = {
     RULES,
+    AccessControl,
     add,
     getListStatus,
     getMultiStatus,
diff --git a/packages/ui-default/pages/contest_edit.page.ts b/packages/ui-default/pages/contest_edit.page.ts
index 0efd92faf..d5862cea2 100644
--- a/packages/ui-default/pages/contest_edit.page.ts
+++ b/packages/ui-default/pages/contest_edit.page.ts
@@ -13,7 +13,7 @@ const page = new NamedPage(['contest_edit', 'contest_create', 'homework_create',
     $(document).on('click', '[name="operation"]', (ev) => {
       ev.preventDefault();
       if (confirmed) {
-        return request.post('.', { operation: 'delete' }).then((res) => {
+        return request.post('', { operation: 'delete' }).then((res) => {
           window.location.href = res.url;
         });
       }