diff --git a/templates/htcondor_cluster.yml b/templates/htcondor_cluster.yml
index 97b9877..902feff 100644
--- a/templates/htcondor_cluster.yml
+++ b/templates/htcondor_cluster.yml
@@ -42,6 +42,10 @@ topology_template:
       required: yes
       constraints:
         - valid_values: [ 2 GiB, 4 GiB, 8 GiB, 16 GiB, 32 GiB, 64 GiB, 128 GiB, 256 GiB, 512 GiB ]
+    fe_instance_type:
+      type: string
+      description: Flavor name of the front-end node
+      default: ''
     wn_cpus:
       type: integer
       description: Number of CPUs for the Worker Nodes
@@ -56,7 +60,10 @@ topology_template:
       required: yes
       constraints:
         - valid_values: [ 2 GiB, 4 GiB, 8 GiB, 16 GiB, 32 GiB, 64 GiB, 128 GiB, 256 GiB, 512 GiB ]
-
+    wn_instance_type:
+      type: string
+      description: Flavor name for the WNs
+      default: ''
     fe_disk_size:
       type: scalar-unit.size
       description: Size of the disk to be attached to the FE instance (Set 0 if disk is not needed)
@@ -122,6 +129,7 @@ topology_template:
           properties:
             num_cpus: { get_input: fe_cpus }
             mem_size: { get_input: fe_mem }
+            instance_type: { get_input: fe_instance_type }
         os:
           properties:
             type: linux
@@ -160,6 +168,7 @@ topology_template:
           properties:
             num_cpus: { get_input: wn_cpus }
             mem_size: { get_input: wn_mem }
+            instance_type: { get_input: fe_instance_type }
         os:
           properties:
             type: linux