diff --git a/heatmap-app/Dockerfile b/heatmap-app/Dockerfile
index dd06eec..ac4570b 100644
--- a/heatmap-app/Dockerfile
+++ b/heatmap-app/Dockerfile
@@ -4,6 +4,7 @@ WORKDIR /app
 
 COPY server.js .
 COPY index.html .
+COPY favicon.png .
 
 EXPOSE 3000
 
diff --git a/heatmap-app/favicon.png b/heatmap-app/favicon.png
new file mode 100644
index 0000000..f718f4b
Binary files /dev/null and b/heatmap-app/favicon.png differ
diff --git a/heatmap-app/index.html b/heatmap-app/index.html
index 352f8e9..85937e8 100644
--- a/heatmap-app/index.html
+++ b/heatmap-app/index.html
@@ -4,6 +4,7 @@
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <title>Immich Photo Heatmap</title>
+    <link rel="icon" type="image/png" href="/favicon.png">
     <link rel="stylesheet" href="https://unpkg.com/leaflet@1.9.4/dist/leaflet.css" />
     <style>
         * { margin: 0; padding: 0; box-sizing: border-box; }