diff --git a/tempest/scenario/test_network_advanced_server_ops.py b/tempest/scenario/test_network_advanced_server_ops.py
index 3a93f74..ba5245b 100644
--- a/tempest/scenario/test_network_advanced_server_ops.py
+++ b/tempest/scenario/test_network_advanced_server_ops.py
@@ -193,9 +193,10 @@
         # check if microversion is less than 2.25 because of
         # disk_over_commit is depracted since compute api version 2.25
         # if min_microversion is None, it runs on version < 2.25
-        if not migration and (CONF.compute.min_microversion is None or
-                              CONF.compute.min_microversion < '2.25'):
-            migration_kwargs['disk_over_commit'] = False
+        if (self.compute_request_microversion and
+                self.compute_request_microversion < '2.25'):
+            if not migration:
+                migration_kwargs['disk_over_commit'] = False
 
         if dest_host:
             migration_kwargs['host'] = dest_host