diff --git a/tests/unit/config/__init__.py b/tests/unit/config/__init__.py
new file mode 100644
index 000000000..e69de29bb
diff --git a/tests/unit/config_test.py b/tests/unit/config/config_test.py
similarity index 99%
rename from tests/unit/config_test.py
rename to tests/unit/config/config_test.py
index 0347e443f..3542f272b 100644
--- a/tests/unit/config_test.py
+++ b/tests/unit/config/config_test.py
@@ -280,7 +280,7 @@ class ConfigTest(unittest.TestCase):
     def test_logs_warning_for_boolean_in_environment(self, mock_logging):
         expected_warning_msg = "Warning: There is a boolean value, True in the 'environment' key."
         config.load(
-            config.ConfigDetails(
+            build_config_details(
                 {'web': {
                     'image': 'busybox',
                     'environment': {'SHOW_STUFF': True}
@@ -298,7 +298,7 @@ class ConfigTest(unittest.TestCase):
 
         with self.assertRaisesRegexp(ConfigurationError, expected_error_msg):
             config.load(
-                config.ConfigDetails(
+                build_config_details(
                     {'web': {
                         'image': 'busybox',
                         'environment': {'---': 'nope'}