diff --git a/extensions/markdown-language-features/src/slugify.ts b/extensions/markdown-language-features/src/slugify.ts
index 5b9146b602f..a91c5126a22 100644
--- a/extensions/markdown-language-features/src/slugify.ts
+++ b/extensions/markdown-language-features/src/slugify.ts
@@ -23,7 +23,7 @@ export const githubSlugifier: Slugifier = new class implements Slugifier {
 			heading.trim()
 				.toLowerCase()
 				.replace(/\s+/g, '-') // Replace whitespace with -
-				.replace(/[\]\[\!\'\#\$\%\&\'\(\)\*\+\,\.\/\:\;\<\=\>\?\@\\\^\_\{\|\}\~\`。，、；：？！…—·ˉ¨‘’“”々～‖∶＂＇｀｜〃〔〕〈〉《》「」『』．〖〗【】（）［］｛｝]/g, '') // Remove known punctuators
+				.replace(/[\]\[\!\'\#\$\%\&\(\)\*\+\,\.\/\:\;\<\=\>\?\@\\\^\_\{\|\}\~\`。，、；：？！…—·ˉ¨‘’“”々～‖∶＂＇｀｜〃〔〕〈〉《》「」『』．〖〗【】（）［］｛｝]/g, '') // Remove known punctuators
 				.replace(/^\-+/, '') // Remove leading -
 				.replace(/\-+$/, '') // Remove trailing -
 		);