diff --git a/tempest/api/compute/base.py b/tempest/api/compute/base.py
index 83fabdb..9759be7 100644
--- a/tempest/api/compute/base.py
+++ b/tempest/api/compute/base.py
@@ -185,11 +185,12 @@
             cls.request_microversion)
         v2_37_version = api_version_request.APIVersionRequest('2.37')
 
+        tenant_network = cls.get_tenant_network()
         # NOTE(snikitin): since microversion v2.37 'networks' field is required
-        if request_version >= v2_37_version and 'networks' not in kwargs:
+        if (request_version >= v2_37_version and 'networks' not in kwargs and
+            not tenant_network):
             kwargs['networks'] = 'none'
 
-        tenant_network = cls.get_tenant_network()
         body, servers = compute.create_test_server(
             cls.os_primary,
             validatable,
diff --git a/tox.ini b/tox.ini
index c0df8a6..892b6f4 100644
--- a/tox.ini
+++ b/tox.ini
@@ -123,6 +123,10 @@
     tempest run --serial --regex '\[.*\bsmoke\b.*\]' {posargs}
 
 [testenv:venv]
+deps =
+  -c{env:UPPER_CONSTRAINTS_FILE:https://git.openstack.org/cgit/openstack/requirements/plain/upper-constraints.txt}
+  -r{toxinidir}/requirements.txt
+  -r{toxinidir}/doc/requirements.txt
 commands = {posargs}
 
 [testenv:venv-tempest]