diff --git a/global/overlay/etc/puppet/cosmos-rules.yaml b/global/overlay/etc/puppet/cosmos-rules.yaml
index 86b54c9..6f78741 100644
--- a/global/overlay/etc/puppet/cosmos-rules.yaml
+++ b/global/overlay/etc/puppet/cosmos-rules.yaml
@@ -55,6 +55,7 @@
     loki_tag: latest
     grafana_tag: latest
     receive_otel: true
+    rut::controller_checks:
     resolvers:
       - 89.46.20.75
       - 89.46.21.29
diff --git a/global/overlay/etc/puppet/modules/rut/manifests/controller_checks.pp b/global/overlay/etc/puppet/modules/rut/manifests/controller_checks.pp
new file mode 100644
index 0000000..f7e8d20
--- /dev/null
+++ b/global/overlay/etc/puppet/modules/rut/manifests/controller_checks.pp
@@ -0,0 +1,7 @@
+# Everything is awesome!
+class rut::controller_checks {
+    nagioscfg::service {'check_rut_pods':
+    hostgroup_name => ['internal-sto4-prod-k8sc-0.rut.sunet.se'],
+    check_command  => 'check_nrpe!check_rut_pods',
+    description    => 'Microk8s cluster health',
+}