diff --git a/db/app_uoj233.sql b/db/app_uoj233.sql
index 1b30ada..fce837f 100644
--- a/db/app_uoj233.sql
+++ b/db/app_uoj233.sql
@@ -818,6 +818,7 @@ CREATE TABLE `user_info` (
   `images_size_limit` int(11) UNSIGNED NOT NULL DEFAULT 104857600, /* 100 MiB */
   `codeforces_handle` varchar(20) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT '',
   `github` varchar(20) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT '',
+  `website` varchar(50) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT '',
   PRIMARY KEY (`username`),
   KEY `ac_num` (`ac_num`,`username`)
 ) ENGINE=MyISAM DEFAULT CHARSET=utf8mb4;
diff --git a/web/app/controllers/user_info_edit.php b/web/app/controllers/user_info_edit.php
index 38a663d..e4a2f4d 100644
--- a/web/app/controllers/user_info_edit.php
+++ b/web/app/controllers/user_info_edit.php
@@ -122,6 +122,16 @@ EOD);
 
 				$vdata['codeforces_handle'] = $codeforces_handle;
 
+				return '';
+			}, null);
+		$update_profile_form->addVInput('website', 'text', UOJLocale::get('user::website'), $user['website'],
+			function($url, &$vdata) {
+				if ($url && !validateURL($url)) {
+					return '链接格式不合法。';
+				}
+
+				$vdata['website'] = $url;
+
 				return '';
 			}, null);
 		$update_profile_form->handle = function(&$vdata) use ($user, $myUser) {
@@ -131,6 +141,7 @@ EOD);
 			$esc_sex = DB::escape($_POST['sex']);
 			$esc_motto = DB::escape($vdata['motto']);
 			$esc_codeforces_handle = DB::escape($vdata['codeforces_handle']);
+			$esc_website = DB::escape($vdata['website']);
 
 			if (isSuperUser($myUser)) {
 				$esc_school = DB::escape($vdata['school']);
@@ -138,7 +149,7 @@ EOD);
 				DB::update("UPDATE user_info SET school = '$esc_school' WHERE username = '{$user['username']}'");
 			}
 
-			DB::update("UPDATE user_info SET email = '$esc_email', qq = '$esc_qq', sex = '$esc_sex', motto = '$esc_motto', codeforces_handle = '$esc_codeforces_handle', github = '$esc_github' WHERE username = '{$user['username']}'");
+			DB::update("UPDATE user_info SET email = '$esc_email', qq = '$esc_qq', sex = '$esc_sex', motto = '$esc_motto', codeforces_handle = '$esc_codeforces_handle', github = '$esc_github', website = '$esc_website' WHERE username = '{$user['username']}'");
 		};
 		$update_profile_form->submit_button_config['margin_class'] = 'mt-3';
 		$update_profile_form->submit_button_config['text'] = '更新';
diff --git a/web/app/locale/user/en.php b/web/app/locale/user/en.php
index d4e3f0d..5e72ddd 100644
--- a/web/app/locale/user/en.php
+++ b/web/app/locale/user/en.php
@@ -1,5 +1,6 @@
 <?php
 return [
+	'website' => 'Website',
 	'admin' => 'Admin',
 	'student' => 'Student',
 	'teacher' => 'Teacher',
diff --git a/web/app/locale/user/zh-cn.php b/web/app/locale/user/zh-cn.php
index f7fe5c5..c4528f4 100644
--- a/web/app/locale/user/zh-cn.php
+++ b/web/app/locale/user/zh-cn.php
@@ -1,5 +1,6 @@
 <?php
 return [
+	'website' => '网址',
 	'admin' => '管理员',
 	'student' => '学生',
 	'teacher' => '老师',
diff --git a/web/app/upgrade/6_user_info_v2/up.sql b/web/app/upgrade/6_user_info_v2/up.sql
index 0892e4e..416ffbf 100644
--- a/web/app/upgrade/6_user_info_v2/up.sql
+++ b/web/app/upgrade/6_user_info_v2/up.sql
@@ -1,2 +1,3 @@
 ALTER TABLE `user_info` ADD COLUMN `codeforces_handle` varchar(20) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT '';
 ALTER TABLE `user_info` ADD COLUMN `github` varchar(20) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT '';
+ALTER TABLE `user_info` ADD COLUMN `website` varchar(50) COLLATE utf8mb4_unicode_ci NOT NULL DEFAULT '';
diff --git a/web/app/views/user-info.php b/web/app/views/user-info.php
index 3caf4f4..6b55c43 100644
--- a/web/app/views/user-info.php
+++ b/web/app/views/user-info.php
@@ -197,6 +197,14 @@ function fTime($time, $gran = -1) {
 					</script>
 				</li>
 				<?php endif ?>
+				<?php if ($user['website']): ?>
+				<li class="list-group-item">
+					<i class="bi bi-link-45deg me-1"></i>
+					<a class="text-decoration-none text-body text-break" href="<?= HTML::escape($user['website']) ?>" target="_blank">
+						<?= HTML::escape($user['website']) ?>
+					</a>
+				</li>
+				<?php endif ?>
 			</ul>
 			<div class="card-footer bg-transparent">
 				<?php $last_visited = strtotime($user['last_visited']) ?>