diff --git a/deployment/keystone/keystone-container-puppet.yaml b/deployment/keystone/keystone-container-puppet.yaml
index 96dd1a75b1..64f3989449 100644
--- a/deployment/keystone/keystone-container-puppet.yaml
+++ b/deployment/keystone/keystone-container-puppet.yaml
@@ -109,7 +109,7 @@ parameters:
   KeystoneWorkers:
     type: string
     description: Set the number of workers for keystone::wsgi::apache
-    default: '%{::os_workers}'
+    default: '%{::os_workers_keystone}'
   MonitoringSubscriptionKeystone:
     default: 'overcloud-keystone'
     type: string