diff --git a/watched_asns.yml b/watched_asns.yml
index 2a4f23bbd8..616ee3b262 100644
--- a/watched_asns.yml
+++ b/watched_asns.yml
@@ -148,6 +148,7 @@ items:
 - asn: '132335'
 - asn: '132420'
 - asn: '133296'
+- asn: '133643'
 - asn: '133711'
 - asn: '134286'
 - asn: '135222'