diff --git a/public/alcom/icon310x310.png b/public/alcom/icon310x310.png
new file mode 100644
index 0000000..a34f902
Binary files /dev/null and b/public/alcom/icon310x310.png differ
diff --git a/public/alcom/index.html b/public/alcom/index.html
index 1ac6527..1496025 100644
--- a/public/alcom/index.html
+++ b/public/alcom/index.html
@@ -8,6 +8,7 @@
 <meta property="og:type" content="website">
 <meta property="og:url" content="https://vrc-get.anatawa12.com/alcom/">
 <meta property="og:image" content="icon.svg">
+<meta property="og:image" content="icon310x310.png">
 <meta property="og:site_name" content="ALCOM">
 <meta property="og:description" content="Download page of ALCOM">
 <meta property="og:locale" content="en_US">