diff --git a/fixtures/base.py b/fixtures/base.py
index 50e9cc7..721d772 100644
--- a/fixtures/base.py
+++ b/fixtures/base.py
@@ -81,7 +81,7 @@
             os_resource['subnet1'] = subnet['id']
 
     openstack_clients.network.add_interface_router(
-        os_resource['router']['id'],{'subnet_id': os_resource['subnet1']})
+        os_resource['router']['id'], {'subnet_id': os_resource['subnet1']})
     openstack_clients.network.add_interface_router(
         os_resource['router']['id'],
         {'subnet_id': os_resource['subnet2']['id']})
@@ -98,7 +98,7 @@
         os_resource['router']['id'])
     time.sleep(5)
     openstack_clients.network.delete_router(os_resource['router']['id'])
-    time.sleep(5)
+    time.sleep(10)  # extended to 10 since fails at TF sometimes
     openstack_clients.network.delete_network(os_resource['net1']['id'])
     openstack_clients.network.delete_network(os_resource['net2']['id'])