diff --git a/plinth/tests/test_network.py b/plinth/tests/test_network.py
index a187bc69a..74e9ed456 100644
--- a/plinth/tests/test_network.py
+++ b/plinth/tests/test_network.py
@@ -21,6 +21,7 @@ Test module for network configuration utilities.
 
 import copy
 import os
+import time
 import unittest
 
 
@@ -100,6 +101,9 @@ class TestNetwork(unittest.TestCase):
         cls.ethernet_uuid = network.add_connection(ethernet_settings)
         cls.wifi_uuid = network.add_connection(wifi_settings)
         cls.pppoe_uuid = network.add_connection(pppoe_settings)
+        # XXX: Handle this properly by waiting for asynchronous add_connection
+        # to complete.
+        time.sleep(0.1)
 
     @classmethod
     def tearDown(cls):