diff --git a/testapp/settings.py b/testapp/settings.py
index 1daf370..cb3a436 100644
--- a/testapp/settings.py
+++ b/testapp/settings.py
@@ -33,6 +33,7 @@
     "simple_certmanager",
     "zgw_consumers",
     "notifications_api_common",
+    "django_setup_configuration",
     "testapp",
 ]
 
diff --git a/tests/files/setup_config_notifications_config.yaml b/tests/files/setup_config_notifications_config.yaml
new file mode 100644
index 0000000..fc72640
--- /dev/null
+++ b/tests/files/setup_config_notifications_config.yaml
@@ -0,0 +1,6 @@
+notifications_config_enable: True
+notifications_config:
+  notifications_api_service_identifier: notifs-api
+  notification_delivery_max_retries: 1
+  notification_delivery_retry_backoff: 2
+  notification_delivery_retry_backoff_max: 3
diff --git a/tests/files/setup_config_notifications_config_no_service.yaml b/tests/files/setup_config_notifications_config_no_service.yaml
new file mode 100644
index 0000000..a6fb818
--- /dev/null
+++ b/tests/files/setup_config_notifications_config_no_service.yaml
@@ -0,0 +1,5 @@
+notifications_config_enable: True
+notifications_config:
+  notification_delivery_max_retries: 1
+  notification_delivery_retry_backoff: 2
+  notification_delivery_retry_backoff_max: 3
diff --git a/tests/test_configuration_steps.py b/tests/test_configuration_steps.py
new file mode 100644
index 0000000..837e31a
--- /dev/null
+++ b/tests/test_configuration_steps.py
@@ -0,0 +1,92 @@
+import pytest
+from django_setup_configuration.test_utils import execute_single_step
+from zgw_consumers.test.factories import ServiceFactory
+
+from notifications_api_common.contrib.setup_configuration.steps import (
+    NotificationConfigurationStep,
+)
+from notifications_api_common.models import NotificationsConfig
+
+CONFIG_FILE_PATH = "tests/files/setup_config_notifications_config.yaml"
+CONFIG_FILE_PATH_NO_SERVICE = (
+    "tests/files/setup_config_notifications_config_no_service.yaml"
+)
+
+
+@pytest.mark.django_db
+def test_execute_configuration_step_success():
+    service = ServiceFactory.create(
+        slug="notifs-api", api_root="http://notificaties.local/api/v1/"
+    )
+
+    execute_single_step(NotificationConfigurationStep, yaml_source=CONFIG_FILE_PATH)
+
+    config = NotificationsConfig.get_solo()
+
+    assert config.notifications_api_service == service
+    assert config.notification_delivery_max_retries == 1
+    assert config.notification_delivery_retry_backoff == 2
+    assert config.notification_delivery_retry_backoff_max == 3
+
+
+@pytest.mark.django_db
+def test_execute_configuration_step_update_existing():
+    service1 = ServiceFactory.create(
+        slug="other-api", api_root="http://other-notificaties.local/api/v1/"
+    )
+    service2 = ServiceFactory.create(
+        slug="notifs-api", api_root="http://notificaties.local/api/v1/"
+    )
+
+    config = NotificationsConfig.get_solo()
+    config.notifications_api_service = service1
+    config.notification_delivery_max_retries = 1
+    config.notification_delivery_retry_backoff = 2
+    config.notification_delivery_retry_backoff_max = 3
+    config.save()
+
+    execute_single_step(NotificationConfigurationStep, yaml_source=CONFIG_FILE_PATH)
+
+    config = NotificationsConfig.get_solo()
+
+    assert config.notifications_api_service == service2
+    assert config.notification_delivery_max_retries == 1
+    assert config.notification_delivery_retry_backoff == 2
+    assert config.notification_delivery_retry_backoff_max == 3
+
+
+@pytest.mark.django_db
+def test_execute_configuration_step_without_service_success():
+    execute_single_step(
+        NotificationConfigurationStep, yaml_source=CONFIG_FILE_PATH_NO_SERVICE
+    )
+
+    config = NotificationsConfig.get_solo()
+
+    assert config.notifications_api_service is None
+    assert config.notification_delivery_max_retries == 1
+    assert config.notification_delivery_retry_backoff == 2
+    assert config.notification_delivery_retry_backoff_max == 3
+
+
+@pytest.mark.django_db
+def test_execute_configuration_step_idempotent():
+    service = ServiceFactory.create(
+        slug="notifs-api", api_root="http://notificaties.local/api/v1/"
+    )
+
+    def make_assertions():
+        config = NotificationsConfig.get_solo()
+
+        assert config.notifications_api_service == service
+        assert config.notification_delivery_max_retries == 1
+        assert config.notification_delivery_retry_backoff == 2
+        assert config.notification_delivery_retry_backoff_max == 3
+
+    execute_single_step(NotificationConfigurationStep, yaml_source=CONFIG_FILE_PATH)
+
+    make_assertions()
+
+    execute_single_step(NotificationConfigurationStep, yaml_source=CONFIG_FILE_PATH)
+
+    make_assertions()