diff --git a/_config.yml b/_config.yml
index 44cd239429..335840ee40 100644
--- a/_config.yml
+++ b/_config.yml
@@ -62,4 +62,6 @@ cdn:
 toc:
   min_level:        2
   max_level:        4
-  no_toc_section_class: "bd-example"
+  no_toc_section_class: 
+    - "bd-example"
+    - "no_toc_section"