diff --git a/apps/frontend/index.html b/apps/frontend/index.html
index d39ee27..56465d4 100644
--- a/apps/frontend/index.html
+++ b/apps/frontend/index.html
@@ -4,6 +4,7 @@
     <meta charset="UTF-8" />
     <link rel="icon" type="image/svg+xml" href="/favicon.svg" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <meta http-equiv="Content-Security-Policy" content="upgrade-insecure-requests">
     <title>Serious people</title>
   </head>
   <body>
