diff --git a/doc/api/index.md b/doc/api/index.md
index 8db8b8c8806274..86b82474d011a7 100644
--- a/doc/api/index.md
+++ b/doc/api/index.md
@@ -1,5 +1,5 @@
 <!--
-  NB(chrisdickinson): if you move this file, be sure to update
+  NB(chrisdickinson): if you move this file, be sure to utpdate
   tools/doc/html.mjs to point at the new location.
 -->