diff --git a/playbooks/templates/chaosknoten/configs/keycloak/compose.yaml.j2 b/playbooks/templates/chaosknoten/configs/keycloak/compose.yaml.j2
index ce051df..34a9724 100644
--- a/playbooks/templates/chaosknoten/configs/keycloak/compose.yaml.j2
+++ b/playbooks/templates/chaosknoten/configs/keycloak/compose.yaml.j2
@@ -57,8 +57,6 @@ services:
       KC_PROXY: edge
     ports:
       - "8080:8080"
-    extra_hosts:
-      - "send-only-mailserver.ccchh.net:185.161.129.132"
 
   db:
     image: postgres:15.2