diff --git a/archive.html b/archive.html
index 8dad343..8671dd8 100644
--- a/archive.html
+++ b/archive.html
@@ -4,6 +4,9 @@
   <meta charset="UTF-8">
   <title>グループ履歴アーカイブ</title>
   <meta name="viewport" content="width=device-width, initial-scale=1.0">
+  <link rel="icon" type="image/png"
+  href="https://www.yatex.org/gitbucket/KoekiGameDesign/2025-shino/raw/40090c17567c3d3a452181432db7315951a59407/hamster.png">
+
 
   <link rel="stylesheet" href="style.css">
   <link rel="stylesheet" href="https://unpkg.com/leaflet/dist/leaflet.css">