diff --git a/nodes/rx300.py b/nodes/rx300.py
index 0368ea3..fa5523e 100644
--- a/nodes/rx300.py
+++ b/nodes/rx300.py
@@ -58,6 +58,7 @@ nodes['rx300'] = {
         },
         'icinga_options': {
             'pretty_name': 'franzi.business',
+            'vars.notification.sms': False,
         },
         'jenkins-ci': {
             'install_ssh_key': True,