diff --git a/tests/test_ogcapi_maps_cubewerx.py b/tests/test_ogcapi_maps_cubewerx.py
index fee8fb8f..a8966009 100644
--- a/tests/test_ogcapi_maps_cubewerx.py
+++ b/tests/test_ogcapi_maps_cubewerx.py
@@ -28,5 +28,5 @@ def test_ogcapi_maps_pygeoapi():
     assert erm['id'] == 'erm'
     assert erm['title'] == 'EuroRegionalMap'
 
-    data = w.map('erm', width=1200, height=800, transparent=False)
+    data = w.map('erm', width=600, height=400, transparent=False)
     assert isinstance(data, BytesIO)