diff --git a/tests/test_config.py b/tests/test_config.py
index 8231226..fdf2cff 100644
--- a/tests/test_config.py
+++ b/tests/test_config.py
@@ -1,4 +1,5 @@
 import pytest
+from openeo_driver.config.config import check_config_definition
 
 from openeo_aggregator.config import AggregatorBackendConfig
 
@@ -16,3 +17,7 @@ def test_config_aggregator_backends_empty():
 def test_config_aggregator_backends():
     config = AggregatorBackendConfig(aggregator_backends={"b1": "https://b1.test"})
     assert config.aggregator_backends == {"b1": "https://b1.test"}
+
+
+def test_check_config_definition():
+    check_config_definition(AggregatorBackendConfig)