diff --git a/HISTORY.md b/HISTORY.md
index a500339437..a0bb704ebd 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -7,6 +7,7 @@ Here's some of Cloudflare incidents. You can avoid those problems by not using C
 [//]: # (do not edit me; start)
 
 
+- 2023-09-18: [Elevated number of errors in Chicago (ORD)](https://web.archive.org/web/https://www.cloudflarestatus.com/incidents/72nbrtrt2myd)
 - 2023-09-17: [Network Performance Issue in multiple locations.](https://web.archive.org/web/https://www.cloudflarestatus.com/incidents/msspjpb6qcdt)
 - 2023-09-14: [Managed Challenge not completing](https://web.archive.org/web/https://www.cloudflarestatus.com/incidents/9844kvbcss37)
 - 2023-09-13: [Performance issues in Dublin](https://web.archive.org/web/https://www.cloudflarestatus.com/incidents/yl161hl55md8)