diff --git a/cicd-lab-pipeline.groovy b/cicd-lab-pipeline.groovy
index 3f45233..6f228fe 100644
--- a/cicd-lab-pipeline.groovy
+++ b/cicd-lab-pipeline.groovy
@@ -98,8 +98,8 @@
         if (HEAT_STACK_REUSE.toBoolean() == false) {
             stage('Launch new Heat stack') {
                 envParams = [
-                    'instance_zone': HEAT_STACK_ZONE,
-                    'public_net': HEAT_STACK_PUBLIC_NET
+                    'cluster_zone': HEAT_STACK_ZONE,
+                    'cluster_public_net': HEAT_STACK_PUBLIC_NET
                 ]
                 openstack.createHeatStack(openstackCloud, HEAT_STACK_NAME, HEAT_STACK_TEMPLATE, envParams, HEAT_STACK_ENVIRONMENT, openstackEnv)
             }