diff --git a/packages/mermaid/src/docs/.vitepress/config.ts b/packages/mermaid/src/docs/.vitepress/config.ts
index c8f294b1cd..8601664fa5 100644
--- a/packages/mermaid/src/docs/.vitepress/config.ts
+++ b/packages/mermaid/src/docs/.vitepress/config.ts
@@ -6,7 +6,7 @@ const allMarkdownTransformers: MarkdownOptions = {
   // the shiki theme to highlight code blocks
   theme: {
     light: 'github-light',
-    dark: 'github-dark'
+    dark: 'github-dark',
   },
   config: async (md) => {
     await MermaidExample(md);