diff --git a/roles/ansible-ansible-openshift-ansible/templates/cluster-inventory.j2 b/roles/ansible-ansible-openshift-ansible/templates/cluster-inventory.j2
index 88b6f84acd..3c299d1656 100644
--- a/roles/ansible-ansible-openshift-ansible/templates/cluster-inventory.j2
+++ b/roles/ansible-ansible-openshift-ansible/templates/cluster-inventory.j2
@@ -693,6 +693,9 @@ openshift_master_console_port={{openshift_console_port}}
 # networking and liveness or readiness probes.
 # Setting this variable to true will override that check.
 #openshift_override_hostname_check=true
+# Disable this check because we only have 20G disks right now
+# - kevin (2018-02-21)
+openshift_disable_check=disk_availability
 
 # Configure dnsmasq for cluster dns, switch the host's local resolver to use dnsmasq
 # and configure node's dnsIP to point at the node's local dnsmasq instance. Defaults