diff --git a/layouts/_default/single.html b/layouts/_default/single.html
index 5dbdbadc2ab..314a6bf2288 100644
--- a/layouts/_default/single.html
+++ b/layouts/_default/single.html
@@ -17,16 +17,22 @@
 {{ define "main" }}
   <div class="wrapper">
     {{ partial "docs-nav.html" . }}
-    {{ $showSidebar := (gt (len ($.Scratch.Get "secondLevel").Sections) 0) }}
+    {{ $secondLevel := ($.Scratch.Get "secondLevel") }}
+    {{ $.Scratch.Set "showSidebar" false }}
+    {{ with $secondLevel }}
+      {{ if (gt (len .Sections) 0) }}
+        {{ $.Scratch.Set "showSidebar" true }}
+      {{end}}
+    {{end}}
 
     <div class="row m-t-sm">
 
-      {{ if $showSidebar }}
+      {{ if ($.Scratch.Get "showSidebar") }}
         <aside class="col-sm-3 col-xs-12 p-l-0">
           {{ partial "docs-side-nav.html" . }}
         </aside>
       {{end}}
-      <article class="{{ if $showSidebar }} col-sm-6 {{else}} col-md-9 p-r-lg {{end}} col-xs-12">
+      <article class="{{ if ($.Scratch.Get "showSidebar") }} col-sm-6 {{else}} col-md-9 p-r-lg {{end}} col-xs-12">
 
         <div class="main-content ">