diff --git a/packages/docusaurus-playground/docusaurus.config.js b/packages/docusaurus-playground/docusaurus.config.js
index 86f6b8b..e45a70f 100644
--- a/packages/docusaurus-playground/docusaurus.config.js
+++ b/packages/docusaurus-playground/docusaurus.config.js
@@ -56,6 +56,10 @@ const config = {
         defaultMode: 'dark',
         disableSwitch: false,
       },
+      tableOfContents: {
+        minHeadingLevel: 2,
+        maxHeadingLevel: 5,
+      },
       navbar: {
         items: [
           {