diff --git a/de/heat-templates/env/mstr1-wrkr5-cmp3-acmp2-gtw0.yaml b/de/heat-templates/env/mstr1-wrkr3-cmp2-acmp2-gtw0.yaml
similarity index 96%
rename from de/heat-templates/env/mstr1-wrkr5-cmp3-acmp2-gtw0.yaml
rename to de/heat-templates/env/mstr1-wrkr3-cmp2-acmp2-gtw0.yaml
index fac447a..1f5ac99 100644
--- a/de/heat-templates/env/mstr1-wrkr5-cmp3-acmp2-gtw0.yaml
+++ b/de/heat-templates/env/mstr1-wrkr3-cmp2-acmp2-gtw0.yaml
@@ -12,8 +12,8 @@
   image: bionic-server-cloudimg-amd64-20190612
   public_net_id: public
   masters_size: 0
-  worker_size: 5
-  cmp_size: 3
+  worker_size: 3
+  cmp_size: 2
   #number of computes with advanced high computing (NUMA, dpdk etc.)
   acmp_size: 2
   gtw_size: 0
@@ -30,7 +30,7 @@
   gtw_metadata: {"labels": {"openvswitch":"enabled"}}
   # hardware_metadata which is used for Ceph requires flavor with
   # ephemeral storage because it is used for Ceph bluestore.
-  workers_flavor: 'system.compact.openstack.control.ephemeral'
+  workers_flavor: 'mosk.l.control.ephemeral'
   cmps_flavor: 'mosk.s.compute.ephemeral'
   acmps_flavor: 'mosk.s.compute.ephemeral.numa'
   storage_frontend_network_cidr: '10.12.1.0/24'