diff --git a/docs/assets/scss/_sidebar.scss b/docs/assets/scss/_sidebar.scss
index 55bed3036b..2436e07633 100644
--- a/docs/assets/scss/_sidebar.scss
+++ b/docs/assets/scss/_sidebar.scss
@@ -20,6 +20,10 @@
 
   ul {
     padding-left: 1rem;
+
+    ul {
+      display: none;
+    }
   }
 }