diff --git a/packages/geoip/test/lib.spec.ts b/packages/geoip/test/lib.spec.ts
deleted file mode 100644
index 673e709de..000000000
--- a/packages/geoip/test/lib.spec.ts
+++ /dev/null
@@ -1,19 +0,0 @@
-import 'hydrooj';
-import 'hydrooj/src/lib/i18n';
-
-let lib;
-try {
-    lib = require('@hydrooj/geoip/lib');
-} catch (e) {
-    console.warn('Maxmind db load fail');
-}
-
-describe('geoip', () => {
-    test('lookup', () => {
-        if (lib) {
-            expect(lib.lookup('127.0.0.1', 'zh_CN').display).toStrictEqual('Unknown address');
-            expect(lib.lookup('1.1.1.1', 'zh-CN').display).toStrictEqual('大洋洲 澳大利亚');
-            expect(lib.provider.includes('MaxMind')).toBeTruthy();
-        }
-    });
-});
diff --git a/packages/hydrooj/package.json b/packages/hydrooj/package.json
index cc1cbebd6..dc787fb00 100644
--- a/packages/hydrooj/package.json
+++ b/packages/hydrooj/package.json
@@ -1,6 +1,6 @@
 {
     "name": "hydrooj",
-    "version": "2.24.8",
+    "version": "2.24.9",
     "bin": "bin/hydrooj.js",
     "main": "dist/loader.js",
     "typings": "dist/loader.d.ts",
diff --git a/packages/hydrooj/src/handler/user.ts b/packages/hydrooj/src/handler/user.ts
index a2169e742..4eb0bae3f 100644
--- a/packages/hydrooj/src/handler/user.ts
+++ b/packages/hydrooj/src/handler/user.ts
@@ -237,12 +237,16 @@ class UserSearchHandler extends Handler {
     @param('q', Types.String)
     @param('exectMatch', Types.Boolean)
     async get(domainId: string, q: string, exactMatch = false) {
-        let udoc = await user.getById(domainId, parseInt(q, 10));
+        let udoc = await user.getById(domainId, +q);
         const udocs: User[] = udoc ? [udoc] : [];
-        udoc = await user.getByUname(domainId, q);
-        if (udoc) udocs.push(udoc);
-        udoc = await user.getByEmail(domainId, q);
-        if (udoc) udocs.push(udoc);
+        if (!udocs.length) {
+            udoc = await user.getByUname(domainId, q);
+            if (udoc) udocs.push(udoc);
+            else {
+                udoc = await user.getByEmail(domainId, q);
+                if (udoc) udocs.push(udoc);
+            }
+        }
         if (!exactMatch) udocs.push(...await user.getPrefixList(domainId, q, 20));
         for (const i in udocs) {
             udocs[i].avatarUrl = avatar(udocs[i].avatar);
diff --git a/packages/hydrooj/src/model/user.ts b/packages/hydrooj/src/model/user.ts
index 4b345443a..174fc9a0e 100644
--- a/packages/hydrooj/src/model/user.ts
+++ b/packages/hydrooj/src/model/user.ts
@@ -276,11 +276,11 @@ class UserModel {
     @ArgMethod
     static async getPrefixList(domainId: string, prefix: string, limit: number = 50) {
         prefix = prefix.toLowerCase();
-        const $regex = new RegExp(`^${escapeRegExp(prefix)}`, 'gmi');
-        const uids = await coll.find({ unameLower: { $regex } })
-            .limit(limit).map((doc) => doc._id).toArray();
+        const $regex = new RegExp(`\\A${escapeRegExp(prefix)}`, 'gmi');
+        const udocs = await coll.find({ unameLower: { $regex } })
+            .limit(limit).project({ _id: 1 }).toArray();
         const users = [];
-        for (const uid of uids) users.push(UserModel.getById(domainId, uid));
+        for (const { _id } of udocs) users.push(UserModel.getById(domainId, _id));
         return await Promise.all(users);
     }