diff --git a/.gitignore b/.gitignore
index 2b150a9..d2b4c48 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,7 +9,7 @@
 !*.vto
 
 !*.gif
-!*.png
+!*.webp
 !*.woff2
 
 !.gitignore
diff --git a/site/_includes/base.vto b/site/_includes/base.vto
index f0ac8ae..448cdbd 100644
--- a/site/_includes/base.vto
+++ b/site/_includes/base.vto
@@ -43,11 +43,11 @@
       <meta property="og:image" content="{{ thumbnail }}">
     {{ else }}
       <meta name="twitter:card" content="summary">
-      <meta name="twitter:image" content="/assets/icon.png">
+      <meta name="twitter:image" content="/assets/icon.webp">
     {{ /if }}
 
     <link rel="icon" href="/assets/icon.gif">
-    <link rel="apple-touch-icon" href="/assets/icon.png">
+    <link rel="apple-touch-icon" href="/assets/icon.webp">
 
     <link rel="preload" as="font" type="font/woff2" href="/assets/BaiJamjureeMedium.woff2" crossorigin>
     <link rel="preload" as="font" type="font/woff2" href="/assets/BaiJamjureeMediumItalic.woff2" crossorigin>
diff --git a/site/assets/icon.png b/site/assets/icon.png
deleted file mode 100644
index 673a0aa..0000000
Binary files a/site/assets/icon.png and /dev/null differ
diff --git a/site/assets/icon.webp b/site/assets/icon.webp
new file mode 100644
index 0000000..ff28245
Binary files /dev/null and b/site/assets/icon.webp differ