diff --git a/package.json b/package.json
index 6e1c71f..a1aa573 100644
--- a/package.json
+++ b/package.json
@@ -68,7 +68,7 @@
     "hast-util-to-html": "^8.0.4",
     "hast-util-to-string": "^2.0.0",
     "hastscript": "^8.0.0",
-    "mdast-util-to-hast": "^12.3.0",
+    "mdast-util-to-hast": "^13.1.0",
     "mdast-util-toc": "^6.1.1",
     "parseurl": "^1.3.3",
     "rehype-raw": "^6.1.1",