diff --git a/src/admin/api.ts b/src/admin/api.ts
index 93cd159..c1c55ca 100644
--- a/src/admin/api.ts
+++ b/src/admin/api.ts
@@ -83,7 +83,7 @@ export function getContestProblem(id: number) {
 export function getUserList(
   offset = 0,
   limit = 10,
-  admin = false,
+  admin = "0",
   keyword: string,
 ) {
   return http.get("admin/user", {
diff --git a/src/admin/user/list.vue b/src/admin/user/list.vue
index edb76fd..661d788 100644
--- a/src/admin/user/list.vue
+++ b/src/admin/user/list.vue
@@ -72,7 +72,8 @@ const options: SelectOption[] = [
 
 async function listUsers() {
   const offset = (query.page - 1) * query.limit
-  const res = await getUserList(offset, query.limit, query.admin, query.keyword)
+  const isAdmin = query.admin ? "1" : "0"
+  const res = await getUserList(offset, query.limit, isAdmin, query.keyword)
   total.value = res.data.total
   users.value = res.data.results
 }