diff --git a/pages/notices/upgrade-15.mdx b/pages/notices/upgrade-15.mdx
index 439ac440f..6c6440b77 100644
--- a/pages/notices/upgrade-15.mdx
+++ b/pages/notices/upgrade-15.mdx
@@ -1,5 +1,5 @@
 ---
-title: Upgrade 15 - Isthumus Hard Fork
+title: Upgrade 15 - Isthmus Hard Fork
 description: Learn how to prepare for Isthmus hard fork breaking changes.
 lang: en-US
 content_type: notice