diff --git a/assets/web/header.html b/assets/web/header.html
index 59c1eeaf..867a39b7 100644
--- a/assets/web/header.html
+++ b/assets/web/header.html
@@ -6,7 +6,7 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
     <title>Sunshine</title>
     <link rel="icon" type="image/x-icon" href="/images/favicon.ico">
-    <link href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.4/css/all.min.css">
+    <link href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.4/css/all.min.css" rel="stylesheet" />
     <link href="/third_party/bootstrap.min.css" rel="stylesheet" />
     <script src="/third_party/bootstrap.bundle.min.js"></script>
     <script src="/third_party/vue.js"></script>