diff --git a/packages/markdown/remark/src/rehype-collect-headings.ts b/packages/markdown/remark/src/rehype-collect-headings.ts
index 142f796d6..97fe30401 100644
--- a/packages/markdown/remark/src/rehype-collect-headings.ts
+++ b/packages/markdown/remark/src/rehype-collect-headings.ts
@@ -1,5 +1,4 @@
 import Slugger from 'github-slugger';
-import { toHtml } from 'hast-util-to-html';
 import { visit } from 'unist-util-visit';
 
 import type { MarkdownHeading, MarkdownVFile, RehypePlugin } from './types.js';