diff --git a/Allowlist.txt b/Allowlist.txt
index 1e887fc..907a7f2 100644
--- a/Allowlist.txt
+++ b/Allowlist.txt
@@ -251,4 +251,8 @@ ingress.eu-west-1.aws.dash0.com
 -----------------------------------------
 # 🟢 Login & Authentifizierung (Cidaas Identity Service)
 europapark-prod.cidaas.de
+
+-----------------------------------------
+# 🟢 Ticketshop / Ticketverwaltung
+tickets.mackinternational.de
 # -----------------------------------------
\ No newline at end of file