diff --git a/plan-samples/plan-environment-derived-params.yaml b/plan-samples/plan-environment-derived-params.yaml
index 1923debfc9..d3497ea61b 100644
--- a/plan-samples/plan-environment-derived-params.yaml
+++ b/plan-samples/plan-environment-derived-params.yaml
@@ -8,6 +8,12 @@ environments:
   - path: overcloud-resource-registry-puppet.yaml
 workflow_parameters:
   tripleo.derive_params.v1.derive_parameters:
+    ########### Role-Specific derive parameters ##############
+    # Introspection hardware data is mandatory for role-specific
+    # derive parameters. Role specific derive parameters workflows
+    # will be invoked if this parameter is true, otherwise only
+    # derive parameters common workflows will be invoked.
+    hw_data_required: true
     ######### DPDK Parameters #########
     # Specifices the minimum number of CPU physical cores to be allocated for DPDK
     # PMD threads. The actual allocation will be based on network config, if