diff --git a/HISTORY.md b/HISTORY.md
index 4eaf14ecc2..512d27f421 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)
 
 
+- 2024-01-15: [Authentication errors when using origin-ca-issuer](https://web.archive.org/web/https://www.cloudflarestatus.com/incidents/shdgtmqjytb6)
 - 2024-01-15: [Increased level of HTTP 5xx errors in Osaka, JP (KIX)](https://web.archive.org/web/https://www.cloudflarestatus.com/incidents/bvgfhd8r4t03)
 - 2024-01-15: [Network Connectivity Issues in Warsaw, Poland (WAW)](https://web.archive.org/web/https://www.cloudflarestatus.com/incidents/59jmy3625qnc)
 - 2024-01-12: [Elevated Timeouts in Singapore (SIN)](https://web.archive.org/web/https://www.cloudflarestatus.com/incidents/hm7w0v6b748j)