diff --git a/global/overlay/etc/puppet/cosmos-rules.yaml b/global/overlay/etc/puppet/cosmos-rules.yaml
index cbf75aa..e16eed6 100644
--- a/global/overlay/etc/puppet/cosmos-rules.yaml
+++ b/global/overlay/etc/puppet/cosmos-rules.yaml
@@ -48,7 +48,7 @@ monitor-dev.cert.sunet.se:
   sunet::dockerhost2:
   sunet::naemon_monitor:
     domain: monitor-dev.cert.sunet.se
-    thruk_admin:
+    thruk_admins:
       - bjorklund@sunet.se
     default_host_group: sunet::nagios:nrpe
     nrpe_group: sunet::nagios::nrpe