diff --git a/layouts/_default/single.html b/layouts/_default/single.html
index 3d2f833..b48c400 100644
--- a/layouts/_default/single.html
+++ b/layouts/_default/single.html
@@ -41,7 +41,7 @@
 
 {{ define "right-sidebar" }}
     {{ if (.Scratch.Get "hasTOC") }}
-        <aside class="sidebar right-sidebar sticky">
+        <aside class="sidebar right-sidebar">
             <div class="sidebar__inner">
                 <section class="widget">
                     <div class="widget-icon">