diff --git a/Allowlist.txt b/Allowlist.txt
index 2c3dd43..27ad070 100644
--- a/Allowlist.txt
+++ b/Allowlist.txt
@@ -614,6 +614,7 @@ geo.yahoo.com
 # -----------------------------------------
 # ⚠️ Kritisch (Tracking / Telemetrie möglich) | Funktional aber notwendig
 one.o9.de
+mfe.o9.de
 # -----------------------------------------