diff --git a/packages/node_modules/@node-red/editor-client/templates/index.mst b/packages/node_modules/@node-red/editor-client/templates/index.mst
index 01bf06545..6d204cd5c 100644
--- a/packages/node_modules/@node-red/editor-client/templates/index.mst
+++ b/packages/node_modules/@node-red/editor-client/templates/index.mst
@@ -23,7 +23,7 @@
 -->
 <title>{{ page.title }}</title>
 <link rel="icon" type="image/png" href="{{ page.favicon }}">
-<link rel="mask-icon" href="{{ page.tabicon.icon }}" color="{{ page.tabicon.colour }}">
+<link rel="mask-icon" href="{{{ page.tabicon.icon }}}" color="{{ page.tabicon.colour }}">
 <link rel="stylesheet" href="vendor/jquery/css/base/jquery-ui.min.css?v={{ page.version }}">
 <link rel="stylesheet" href="vendor/font-awesome/css/font-awesome.min.css?v={{ page.version }}">
 <link rel="stylesheet" href="red/style.min.css?v={{ page.version }}">
@@ -40,8 +40,8 @@
 {{#asset.vendorMonaco}}
 <script src="{{ asset.vendorMonaco }}?v={{ page.version }}"></script>
 {{/asset.vendorMonaco}}
-<script src="{{ asset.red }}?v={{ page.version }}"></script>
-<script src="{{ asset.main }}?v={{ page.version }}"></script>
+<script src="{{{ asset.red }}}?v={{ page.version }}"></script>
+<script src="{{{ asset.main }}}?v={{ page.version }}"></script>
 {{# page.scripts }}
 <script src="{{.}}"></script>
 {{/ page.scripts }}