diff --git a/manifests/conductor.pp b/manifests/conductor.pp
index 822622e7a..9cf00c9fc 100644
--- a/manifests/conductor.pp
+++ b/manifests/conductor.pp
@@ -18,7 +18,7 @@
 #
 # [*workers*]
 #   (optional) Number of workers for OpenStack Conductor service
-#   Defaults to undef (i.e. parameter will not be present)
+#   Defaults to $::os_workers
 #
 # [*enable_new_services*]
 #   (optional) When a new service (for example "nova-compute") start up, it gets
@@ -37,7 +37,7 @@ class nova::conductor(
   $enabled             = true,
   $manage_service      = true,
   $ensure_package      = 'present',
-  $workers             = undef,
+  $workers             = $::os_workers,
   $enable_new_services = $::os_service_default,
   # DEPREACTED PARAMETERS
   $use_local           = undef,
diff --git a/releasenotes/notes/cap_workers-586a6d2168ddabca.yaml b/releasenotes/notes/cap_workers-586a6d2168ddabca.yaml
new file mode 100644
index 000000000..e5b63b68e
--- /dev/null
+++ b/releasenotes/notes/cap_workers-586a6d2168ddabca.yaml
@@ -0,0 +1,6 @@
+---
+other:
+  - Added Nova Conductor service to the list of services where
+    the default number of spawned child processes for
+    distributing processing have had their default value changed from
+    ::processorcount to ::os_workers.