diff --git a/environments/undercloud.yaml b/environments/undercloud.yaml
index 323205ae88..2b1d041ea7 100644
--- a/environments/undercloud.yaml
+++ b/environments/undercloud.yaml
@@ -29,6 +29,10 @@ resource_registry:
   OS::TripleO::Services::CinderScheduler: OS::Heat::None
   OS::TripleO::Services::CinderVolume: OS::Heat::None
 
+  # Enable Podman on the Undercloud.
+  # This line will drop in Stein when it becomes the default.
+  OS::TripleO::Services::Podman: ../puppet/services/podman.yaml
+
   # Undercloud HA services
   OS::TripleO::Services::HAproxy: OS::Heat::None
   OS::TripleO::Services::Keepalived: OS::Heat::None