diff --git a/src/server_manager/index.html b/src/server_manager/index.html
index 54be16b5..4798fdf8 100644
--- a/src/server_manager/index.html
+++ b/src/server_manager/index.html
@@ -29,7 +29,7 @@
   <script src="server_manager/web_app/main.js"></script>
 
   <!-- TODO: Add Outline servers to connect-src on-demand (in addition to the DigitalOcean API). -->
-  <meta http-equiv="Content-Security-Policy" content="default-src 'unsafe-inline' outline:; connect-src https:; frame-src https://s3.amazonaws.com/outline-vpn/">
+  <meta http-equiv="Content-Security-Policy" content="default-src 'unsafe-inline' outline:; connect-src https:; frame-src https://s3.amazonaws.com/outline-vpn/ ss:">
 
   <style>
     body {
@@ -51,4 +51,4 @@
   <app-root id="appRoot"></app-root>
 </body>
 
-</html>
\ No newline at end of file
+</html>