diff --git a/classes/cluster/virtual-mcp11-aio/openstack/init.yml b/classes/cluster/virtual-mcp11-aio/openstack/init.yml
index b0f5ddc..33b908f 100755
--- a/classes/cluster/virtual-mcp11-aio/openstack/init.yml
+++ b/classes/cluster/virtual-mcp11-aio/openstack/init.yml
@@ -86,6 +86,7 @@
     openstack_public_neutron_subnet_allocation_end: 192.168.130.254
     runtest_tempest_cfg_dir: /root/rally_reports/
     runtest_tempest_cfg_name: tempest_generated.conf
+    runtest_tempest_log_file: /home/rally/rally_reports/tempest.log
     artifactory_user: artifactory_user
     artifactory_password: artifactory_password
   galera:
@@ -127,7 +128,7 @@
       cfg_dir: ${_param:runtest_tempest_cfg_dir}
       cfg_name: ${_param:runtest_tempest_cfg_name}
       DEFAULT:
-        log_file: /home/rally/rally_reports/tempest.log
+        log_file: ${_param:runtest_tempest_log_file}
       compute:
         build_timeout: 600
         min_microversion: 2.1