diff --git a/tox.ini b/tox.ini
index cb2d50fe79c..3c53c213853 100644
--- a/tox.ini
+++ b/tox.ini
@@ -90,7 +90,7 @@ description =
   Run functional gate tests that require sudo privileges.
 setenv = {[testenv:dsvm-functional]setenv}
 deps = {[testenv:dsvm-functional]deps}
-test_regex = .*MySQL\.|.*test_get_all_devices|.*TestMetadataAgent\.|.*BaseOVSTestCase\.|.*test_periodic_sync_routers_task|.*TestOvnNbSync.*|.*TestMaintenance|.*TestLogMaintenance|.*TestNBDbMonitor.*|.*test_ovn_client.*|.*test_initialize_network_segment_range_support_parallel_execution.*|.*test_direct_route_for_address_scope.*|.*test_fip_connection_for_address_scope.*
+test_regex = .*MySQL\.|.*test_get_all_devices|.*TestMetadataAgent\.|.*BaseOVSTestCase\.|.*test_periodic_sync_routers_task|.*TestOvnNbSync.*|.*TestOvnNbSyncOverTcp.*|.*TestOvnNbSyncOverSsl.*|.*TestOvnSbSync.*|.*TestOvnSbSyncOverTcp.*|.*TestOvnSbSyncOverSsl.*|.*TestMaintenance|.*TestLogMaintenance|.*TestNBDbMonitor.*|.*test_ovn_client.*|.*test_initialize_network_segment_range_support_parallel_execution.*|.*test_direct_route_for_address_scope.*|.*test_fip_connection_for_address_scope.*
 commands =
   bash {toxinidir}/tools/deploy_rootwrap.sh {toxinidir} {envdir}/etc {envdir}/bin
   stestr run --slowest --exclude-regex ({[testenv:dsvm-functional-gate]test_regex}|neutron.tests.functional.agent.l3.*) {posargs}