diff --git a/playbooks/vhost_reboot.yml b/playbooks/vhost_reboot.yml
index 22ce2f92f8..68328101fc 100644
--- a/playbooks/vhost_reboot.yml
+++ b/playbooks/vhost_reboot.yml
@@ -59,10 +59,15 @@
       os_delegate_via: os-master03
     when: hostvars['os-master03.iad2.fedoraproject.org'].vmhost and hostvars[inventory_hostname].datacenter == 'iad2'
 
+  - name: delegate to on-control01 for ocp4 cluster
+    set_fact:
+      os_delegate_via: os-control01
+    when: inventory_hostname in groups['ocp']+groups['ocp_stg']
+
   - name: drain OS node if necessary
     command: oc adm drain {{inventory_hostname }} --ignore-daemonsets --delete-local-data
     delegate_to: "{{os_delegate_via}}{{env_suffix}}.iad2.fedoraproject.org"
-    when: inventory_hostname.startswith(('os-node', 'os-master')) and hostvars[inventory_hostname].datacenter == 'iad2'
+    when: inventory_hostname.startswith(('os-node', 'os-master', 'ocp', 'worker')) and hostvars[inventory_hostname].datacenter == 'iad2'
 
   - name: schedule regular host downtime
     nagios: action=downtime minutes=30 service=host host={{ inventory_hostname_short }}{{ env_suffix }}
@@ -131,22 +136,25 @@
       os_delegate_via: os-master01
     when: hostvars['os-master01.iad2.fedoraproject.org'].vmhost and hostvars[inventory_hostname].datacenter == 'iad2'
 
-
   - name: figure out which node to delegate os uncordon to
     set_fact:
       os_delegate_via: os-master02
     when: hostvars['os-master02.iad2.fedoraproject.org'].vmhost and hostvars[inventory_hostname].datacenter == 'iad2'
 
-
   - name: figure out which node to delegate os uncordon to
     set_fact:
       os_delegate_via: os-master03
     when: hostvars['os-master03.iad2.fedoraproject.org'].vmhost and hostvars[inventory_hostname].datacenter == 'iad2'
 
+  - name: delegate to on-control01 for ocp4 cluster
+    set_fact:
+      os_delegate_via: os-control01
+    when: inventory_hostname in groups['ocp']+groups['ocp_stg']
+
   - name: Add back to openshift
     command: oc adm uncordon {{inventory_hostname}}
     delegate_to: "{{os_delegate_via}}{{env_suffix}}.iad2.fedoraproject.org"
-    when: inventory_hostname.startswith(('os-node', 'os-master')) and hostvars[inventory_hostname].datacenter == 'iad2'
+    when: inventory_hostname.startswith(('os-node', 'os-master', 'ocp', 'worker')) and hostvars[inventory_hostname].datacenter == 'iad2'
 
   - name: restart gssproxy if we rebooted a ipa server
     service: name=gssproxy state=restarted