diff --git a/non_functional_tests/test_geometry_factory.py b/non_functional_tests/test_geometry_factory.py
index cf9e74ce..d33a1f4d 100644
--- a/non_functional_tests/test_geometry_factory.py
+++ b/non_functional_tests/test_geometry_factory.py
@@ -53,9 +53,11 @@ class TestGeometryFactory(TestCase):
   def test_stuttgart_gml(self):
     file = 'ConcordiaSWGcampus.gml'
     city = self._get_citygml(file)
-    print(f'city name: {city}')
+    print(f'city name: {city.name}')
+    print(f'number of buildings: {len(city.buildings)}')
     for building in city.buildings:
-      print(f'building {building.name} has {len(building.surfaces)} surfaces {building.volume}')
+      print(f'building {building.name} has {len(building.surfaces)} surfaces')
+      print(f'building {building.name} has {building.volume} m3')
     print(f'Found {len(city.buildings)} buildings')
     self.assertTrue(True)