diff --git a/packages/docusaurus-playground/docusaurus.config.js b/packages/docusaurus-playground/docusaurus.config.js
index ec516dd..01f8b32 100644
--- a/packages/docusaurus-playground/docusaurus.config.js
+++ b/packages/docusaurus-playground/docusaurus.config.js
@@ -53,7 +53,6 @@ const config = {
       }),
     ],
   ],
-  themes: ['@docusaurus/theme-mermaid'],
 
   themeConfig:
     /** @type {import('@acid-info/logos-docusaurus-preset').ThemeConfig} */