diff --git a/_config.yml b/_config.yml
index 47f971b..0e45b7d 100644
--- a/_config.yml
+++ b/_config.yml
@@ -95,6 +95,9 @@ theme: yilia
 # 图片存储仓库地址
 picture_cdn: https://blog-cdn.nos-eastchina1.126.net
 
+# ICP备案号
+ICP: 鲁ICP备19028444号
+
 # 站点地图
 sitemap:
   path: sitemap.xml
diff --git a/themes/yilia/layout/_partial/footer.ejs b/themes/yilia/layout/_partial/footer.ejs
index ca792a6..a016120 100644
--- a/themes/yilia/layout/_partial/footer.ejs
+++ b/themes/yilia/layout/_partial/footer.ejs
@@ -4,9 +4,12 @@
     	<div class="footer-left">
     		&copy; <%= date(new Date(), 'YYYY') %> <%= config.author || config.title %>
     	</div>
-      	<div class="footer-right">
-      		Power By <a href="http://hexo.io/" target="_blank">Hexo</a>
-      	</div>
+			<% if(config.ICP) { %>
+				<a href="http://www.beian.miit.gov.cn" target="_blank"><%= config.ICP %></a>
+			<% } %>
+			<div class="footer-right">
+				Power By <a href="http://hexo.io/" target="_blank">Hexo</a>
+			</div>
     </div>
   </div>
 </footer>
\ No newline at end of file
diff --git a/themes/yilia/source-src/css/footer.scss b/themes/yilia/source-src/css/footer.scss
index 3900411..f7a0717 100644
--- a/themes/yilia/source-src/css/footer.scss
+++ b/themes/yilia/source-src/css/footer.scss
@@ -1,5 +1,5 @@
 #footer {
-	font-size: 12px;
+	font-size: 14px;
 	position: absolute;
 	bottom: 30px;
 	opacity: 0.6;