diff --git a/tempest/api/compute/admin/test_networks.py b/tempest/api/compute/admin/test_networks.py
index fb6376e..d7fb62d 100644
--- a/tempest/api/compute/admin/test_networks.py
+++ b/tempest/api/compute/admin/test_networks.py
@@ -64,5 +64,5 @@
             configured_network = CONF.compute.fixed_network_name
             self.assertIn(configured_network, [x['label'] for x in networks])
         else:
-            network_labels = [x['label'] for x in networks]
-            self.assertNotEmpty(network_labels)
+            raise self.skipException(
+                "Environment has no known-for-sure existing network.")