diff --git a/screening/sourceTest/java/ch/systemsx/cisd/openbis/screening/systemtests/TransformedImageRepresentationsTest.java b/screening/sourceTest/java/ch/systemsx/cisd/openbis/screening/systemtests/TransformedImageRepresentationsTest.java
index a8ac7a7fc32536e2b1334a5bbf5c570e908311fe..b6241ea060b13f21127b4dfc7012144f22b2c6f3 100644
--- a/screening/sourceTest/java/ch/systemsx/cisd/openbis/screening/systemtests/TransformedImageRepresentationsTest.java
+++ b/screening/sourceTest/java/ch/systemsx/cisd/openbis/screening/systemtests/TransformedImageRepresentationsTest.java
@@ -101,6 +101,7 @@ public class TransformedImageRepresentationsTest extends AbstractScreeningSystem
         // (resource/test-data/TransformedImageRepresentationsTest/data-set-handler.py)
         PlateIdentifier plate = new PlateIdentifier("TRANSFORMED-THUMB-PLATE", "TEST", null);
         List<ImageDatasetReference> imageDataSets = screeningFacade.listRawImageDatasets(Arrays.asList(plate));
+        System.out.println("Raw image data sets: " + imageDataSets);
         List<DatasetImageRepresentationFormats> representationFormats = screeningFacade.listAvailableImageRepresentationFormats(imageDataSets);
         assertEquals(1, representationFormats.size());
         List<ImageRepresentationFormat> formats = representationFormats.get(0).getImageRepresentationFormats();