diff --git a/_includes/sidebar.html b/_includes/sidebar.html
index 1c31371868d..dbdfc413c3e 100644
--- a/_includes/sidebar.html
+++ b/_includes/sidebar.html
@@ -22,7 +22,7 @@
     <div class="site-title">
       <a href="{{ '/' | relative_url }}">sleepycat</a>
     </div>
-    <div class="site-subtitle font-italic">{{ site.tagline }}</div>
+    <div class="site-subtitle font-italic">코딩의 노예가 된 고양이 입니다</div>
   </div>
   <!-- .profile-wrapper -->