diff --git a/public/index.html b/public/index.html
index ffee561..555e476 100644
--- a/public/index.html
+++ b/public/index.html
@@ -12,19 +12,19 @@
     <title>YourCat | Photo Sharing for All Cat Persons</title>
     <meta name="description" content="Photo Sharing for All Cat Persons.">
     <meta name="keywords" content="Cat, Photo, Share">
-    <meta name="thumbnail" content="<%= BASE_URL %>yourcat-main-visual.png">
+    <meta name="thumbnail" content="https://mirumi.me/apps/yourcat/yourcat-main-visual.png">
     <meta property="og:type" content="website">
     <meta property="og:description" content="Photo Sharing for All Cat Persons.">
     <meta property="og:title" content="YourCat | Photo Sharing for All Cat Persons">
     <meta property="og:url" content="https://mirumi.me/apps/yourcat">
-    <meta property="og:image" content="<%= BASE_URL %>yourcat-main-visual.png">
+    <meta property="og:image" content="https://mirumi.me/apps/yourcat/yourcat-main-visual.png">
     <meta property="og:site_name" content="YourCat | Photo Sharing for All Cat Persons">
     <meta property="og:locale" content="en_US">
     <meta name="twitter:card" content="summary_large_image">
     <meta property="twitter:description" content="Photo Sharing for All Cat Persons.">
     <meta property="twitter:title" content="YourCat | Photo Sharing for All Cat Persons">
     <meta property="twitter:url" content="https://mirumi.me/apps/yourcat">
-    <meta name="twitter:image" content="<%= BASE_URL %>yourcat-main-visual.png">
+    <meta name="twitter:image" content="https://mirumi.me/apps/yourcat/yourcat-main-visual.png">
     <meta name="twitter:domain" content="mirumi.me">
     <script async src="https://www.googletagmanager.com/gtag/js?id=G-B15VGZXK42"></script>
     <script>