diff --git a/cards/templates/cards/base.html b/cards/templates/cards/base.html
index 691f6ee..a94836c 100644
--- a/cards/templates/cards/base.html
+++ b/cards/templates/cards/base.html
@@ -4,6 +4,8 @@
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width,initial-scale=1">
     <title>TopTrumps - Dinosaurs</title>
+    <!-- Small inline favicon to avoid browser requesting /favicon.ico and spamming 404s -->
+    <link rel="icon" href="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR4nGNgYAAAAAMAASsJTYQAAAAASUVORK5CYII=">
     <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bulma@0.9.4/css/bulma.min.css">
     <script src="https://unpkg.com/htmx.org@1.9.5"></script>
     <style>
diff --git a/templates/cards/base.html b/templates/cards/base.html
index c12564e..e61f056 100644
--- a/templates/cards/base.html
+++ b/templates/cards/base.html
@@ -4,6 +4,8 @@
     <meta charset="utf-8">
     <meta name="viewport" content="width=device-width,initial-scale=1">
     <title>TopTrumps - Dinosaurs</title>
+    <!-- Small inline favicon to avoid browser requesting /favicon.ico and spamming 404s -->
+    <link rel="icon" href="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR4nGNgYAAAAAMAASsJTYQAAAAASUVORK5CYII=">
     <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bulma@0.9.4/css/bulma.min.css">
     <script src="https://unpkg.com/htmx.org@1.9.5"></script>
     <style>