diff --git a/src/openeo_aggregator/app.py b/src/openeo_aggregator/app.py
index 7449c910..5e565e73 100644
--- a/src/openeo_aggregator/app.py
+++ b/src/openeo_aggregator/app.py
@@ -27,7 +27,7 @@
 _log = logging.getLogger(__name__)
 
 
-def create_app(config: Any = None, auto_logging_setup: bool = True) -> flask.Flask:
+def create_app(config: Any = None, auto_logging_setup: bool = True, flask_error_handling: bool = True) -> flask.Flask:
     """
     Flask application factory function.
     """
@@ -54,7 +54,7 @@ def create_app(config: Any = None, auto_logging_setup: bool = True) -> flask.Fla
     _log.info(f"Building Flask app with {backend_implementation=!r}")
     app = openeo_driver.views.build_app(
         backend_implementation=backend_implementation,
-        error_handling=config.flask_error_handling,
+        error_handling=flask_error_handling,
     )
 
     app.config.from_mapping(
diff --git a/src/openeo_aggregator/config.py b/src/openeo_aggregator/config.py
index 8b317fca..f61a9218 100644
--- a/src/openeo_aggregator/config.py
+++ b/src/openeo_aggregator/config.py
@@ -44,7 +44,6 @@ class AggregatorConfig(dict):
     # Dictionary mapping backend id to backend url
     aggregator_backends = dict_item()
 
-    flask_error_handling = dict_item(default=True)
     streaming_chunk_size = dict_item(default=STREAM_CHUNK_SIZE_DEFAULT)
 
     # TODO: add validation/normalization to make sure we have a real list of OidcProvider objects?
diff --git a/tests/conftest.py b/tests/conftest.py
index a1804922..7a82cece 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -177,9 +177,13 @@ def multi_backend_connection(config) -> MultiBackendConnection:
 
 
 def get_flask_app(config: AggregatorConfig) -> flask.Flask:
-    app = create_app(config=config, auto_logging_setup=False)
-    app.config['TESTING'] = True
-    app.config['SERVER_NAME'] = 'oeoa.test'
+    app = create_app(
+        config=config,
+        auto_logging_setup=False,
+        # flask_error_handling=False,  # Failing test debug tip: set to False for deeper stack trace insights
+    )
+    app.config["TESTING"] = True
+    app.config["SERVER_NAME"] = "oeoa.test"
     return app
 
 
diff --git a/tests/test_config.py b/tests/test_config.py
index a7d9c319..46f9eb33 100644
--- a/tests/test_config.py
+++ b/tests/test_config.py
@@ -31,7 +31,6 @@ def test_config_defaults():
     config = AggregatorConfig()
     with pytest.raises(KeyError):
         _ = config.aggregator_backends
-    assert config.flask_error_handling is True
     assert config.streaming_chunk_size == STREAM_CHUNK_SIZE_DEFAULT