diff --git a/layouts/partials/head.html b/layouts/partials/head.html
index 3ed9ac25..8d8e6e91 100644
--- a/layouts/partials/head.html
+++ b/layouts/partials/head.html
@@ -14,7 +14,7 @@
 		<meta property="og:type" content="website" />
 		<meta property="og:title" content="{{ .Title }}" />
 		<meta property="og:locale" content="ja_JP" />
-		<meta property="og:description" content="{{ if .Description }}{{ .Description }}{{ else }}ai{{ end }}" />
+		<meta property="og:description" content="{{ if .Description }}{{ .Description }}{{ else }}© syui{{ end }}" />
 		<meta property="og:image" content="{{ .Site.BaseURL }}/og.png" />
 		<meta property="og:url" content="{{ .Permalink }}" />
 		<meta property="og:site_name" content="{{ .Title }}" />