diff --git a/docs/content/myst.md b/docs/content/myst.md
index 27a8315efe8ad63f4e20a86cade27ce1a12ec410..31715d0c50dcd12dea19cf6f7da9421d3109910a 100644
--- a/docs/content/myst.md
+++ b/docs/content/myst.md
@@ -240,7 +240,7 @@ Here are some links you can use as a reference:
 * [CommonMark in-line syntax](myst-parser:commonmark-span-tokens)
 * [Extended in-line syntax in MyST](myst-parser:extended-span-tokens)
 
-As a shorthand, Jupyter Book offers a single configuration, to enable the MyST [extended syntaxes](myst-parser:syntax-optional):
+As a shorthand, Jupyter Book offers a single configuration, to enable the MyST [extended syntaxes](myst-parser:syntax/optional):
 
 ```yaml
 parse: