diff --git a/tasks/main.yml b/tasks/main.yml
index 75b287e3..40d11ddd 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -71,8 +71,7 @@
 
 - import_tasks: db_setup.yml
   when:
-    - "nova_services['nova-conductor']['group'] in group_names"
-    - "inventory_hostname == ((groups[nova_services['nova-conductor']['group']] | intersect(ansible_play_hosts)) | list)[0]"
+    - _nova_is_first_play_host
   vars:
     _oslodb_setup_host: "{{ nova_db_setup_host }}"
     _oslodb_ansible_python_interpreter: "{{ nova_db_setup_python_interpreter }}"
@@ -97,8 +96,7 @@
 
 - import_tasks: mq_setup.yml
   when:
-    - "nova_services['nova-conductor']['group'] in group_names"
-    - "inventory_hostname == ((groups[nova_services['nova-conductor']['group']] | intersect(ansible_play_hosts)) | list)[0]"
+    - _nova_is_first_play_host
   vars:
     _oslomsg_rpc_setup_host: "{{ nova_oslomsg_rpc_setup_host }}"
     _oslomsg_rpc_userid: "{{ nova_oslomsg_rpc_userid }}"
@@ -172,15 +170,13 @@
         type: "{{ nova_service_type }}"
         description: "{{ nova_service_description }}"
   when:
-    - "nova_services['nova-conductor']['group'] in group_names"
-    - "inventory_hostname == ((groups['nova_conductor'] | intersect(ansible_play_hosts)) | list)[0]"
+    - _nova_is_first_play_host
   tags:
     - nova-config
 
 - import_tasks: nova_db_setup.yml
   when:
-    - "nova_services['nova-conductor']['group'] in group_names"
-    - "inventory_hostname == ((groups['nova_conductor'] | intersect(ansible_play_hosts)) | list)[0]"
+    - _nova_is_first_play_host
   tags:
     - nova-config
 
diff --git a/vars/main.yml b/vars/main.yml
index e0d0aabf..c8729849 100644
--- a/vars/main.yml
+++ b/vars/main.yml
@@ -13,6 +13,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+_nova_is_first_play_host: "{{ (nova_services['nova-conductor']['group'] in group_names and inventory_hostname == (groups[nova_services['nova-conductor']['group']] | intersect(ansible_play_hosts)) | first) | bool }}"
+
 nova_venv_packages: |-
   {%- set pkg_list = nova_pip_packages | union(nova_user_pip_packages) %}
   {%- if nova_oslomsg_amqp1_enabled | bool %}