diff --git a/index.html b/index.html
index 10276dd..f7c1a13 100644
--- a/index.html
+++ b/index.html
@@ -16,7 +16,7 @@
 				<!-- Header -->
 					<header id="header">
 						<h1>David Miller's Home Page</h1>
-						<p>David Miller &nbsp;&bull;&nbsp; Senior high school student &nbsp;&bull;&nbsp; Beijing, China</p>
+						<p>David Miller &nbsp;&bull;&nbsp; Senior High School Student &nbsp;&bull;&nbsp; Beijing, China</p>
 						<nav>
 							<ul>
 								<li><a href="https://img.davidmiller.top/wechat.jpg" class="icon brands fa-weixin"><span class="label">WeChat</span></a></li>
@@ -33,7 +33,7 @@
 					</header>
 				<!-- Footer -->
 					<footer id="footer">
-						<span class="copyright">&copy; David Miller. <a href="https://beian.miit.gov.cn/" target="_blank">京ICP备2021023756号</a>.</span>
+						<a href="http://www.beian.gov.cn/portal/registerSystemInfo?recordcode=11010802035614" target="_blank">京公网安备 11010802035614号</a> <a href="https://beian.miit.gov.cn/" target="_blank">京ICP备2021023756号-1</a>
 					</footer>
 			</div>
 		</div>