diff --git a/view/templates/admin_aside.tpl b/view/templates/admin_aside.tpl
index e98ee5584d..0f28a1cf37 100644
--- a/view/templates/admin_aside.tpl
+++ b/view/templates/admin_aside.tpl
@@ -41,7 +41,7 @@
 </ul>
 
 <h4>{{$diagnosticstxt}}</h4>
-<ul class'admin linklist'>
+<ul class='admin linklist'>
 	<li class='admin link {{$admin.diagnostics_probe.2}}'><a href="{{$admin.diagnostics_probe.0}}">{{$admin.diagnostics_probe.1}}</a></li>
 	<li class='admin link {{$admin.diagnostics_webfinger.2}}'><a href="{{$admin.diagnostics_webfinger.0}}">{{$admin.diagnostics_webfinger.1}}</a></li>
 </ul>