diff --git a/views/runner.html b/views/runner.html
index 4f3bc611..d09a0d5d 100644
--- a/views/runner.html
+++ b/views/runner.html
@@ -20,7 +20,7 @@
   }
 </style>
 
-<div id="sandbox-wrapper"></div
+<div id="sandbox-wrapper"></div>
 {{#if settings.is_production}}
   <script src="{{static}}/js/prod/runner-{{settings.version}}.min.js"></script>
   {{{analytics}}}