diff --git a/tests/generic_config_updater/test_portchannel_interface.py b/tests/generic_config_updater/test_portchannel_interface.py
index bea339b0235..ad31b91ddad 100644
--- a/tests/generic_config_updater/test_portchannel_interface.py
+++ b/tests/generic_config_updater/test_portchannel_interface.py
@@ -27,7 +27,7 @@
 # }
 
 pytestmark = [
-    pytest.mark.topology('t0', 'm0', 'm1'),
+    pytest.mark.topology('t0', 'm0', 'm1', 't2'),
 ]
 
 logger = logging.getLogger(__name__)