diff --git a/tests/unit/service_test.py b/tests/unit/service_test.py
index c32c36339..7b7a078f8 100644
--- a/tests/unit/service_test.py
+++ b/tests/unit/service_test.py
@@ -471,6 +471,7 @@ class ServiceTest(unittest.TestCase):
             nocache=False,
             rm=True,
             buildargs={},
+            labels=None,
             cache_from=None,
         )
 
@@ -508,6 +509,7 @@ class ServiceTest(unittest.TestCase):
             nocache=False,
             rm=True,
             buildargs={},
+            labels=None,
             cache_from=None,
         )