diff --git a/HISTORY.md b/HISTORY.md
index ab7cb295f3..0d2d7dfffc 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -5,6 +5,7 @@ Here's some of Cloudflare incidents.
 [//]: # (do not edit me; start)
 
 
+- 2022-05-09: [Managed headers errors](https://web.archive.org/web/https://www.cloudflarestatus.com/incidents/wyyxmylltcv2)
 - 2022-05-08: [Increased HTTP 522 Errors](https://web.archive.org/web/https://www.cloudflarestatus.com/incidents/dxrhzfk03193)
 - 2022-05-05: [Customer Impacting Issue - Captcha](https://web.archive.org/web/https://www.cloudflarestatus.com/incidents/f6cv9cxtfdj2)
 - 2022-05-04: [Interstitial page bypass failing](https://web.archive.org/web/https://www.cloudflarestatus.com/incidents/mv7ntrsvv2vp)