diff --git a/layouts/index.html b/layouts/index.html
index 156a160..849a270 100644
--- a/layouts/index.html
+++ b/layouts/index.html
@@ -3,7 +3,7 @@
 <main class = "content-box">
     <div class="intro">
         <div class="avatar">
-            <img class="img-responsive" src="/img/favicon/logo_256x256.png" alt="Logo no found" style = "margin: 0 auto;">
+            <img class="img-responsive" src="/img/favicon/logo_512x512.png" alt="Logo no found" style = "margin: 0 auto;">
             <h1>{{ .Site.Title }}</h1>
         </div>
         <div style = "margin-top: 50px">
diff --git a/static/img/favicon/logo_256x256.png b/static/img/favicon/logo_256x256.png
deleted file mode 100644
index 4ebb850..0000000
Binary files a/static/img/favicon/logo_256x256.png and /dev/null differ
diff --git a/static/img/favicon/logo_512x512.png b/static/img/favicon/logo_512x512.png
index 39b202b..fb0850e 100644
Binary files a/static/img/favicon/logo_512x512.png and b/static/img/favicon/logo_512x512.png differ