diff --git a/docs/app/css/style.css b/docs/app/css/style.css
index b087a46dd07..329ac8793f3 100644
--- a/docs/app/css/style.css
+++ b/docs/app/css/style.css
@@ -217,6 +217,7 @@ code:not(.highlight) {
  ************/
 .site-sidenav {
   background: #106CC8;
+  -webkit-overflow-scrolling: touch;
 }
 .site-sidenav md-content {
   background: transparent;