diff --git a/screening/source/java/ch/systemsx/cisd/openbis/dss/etl/AbstractImageStorageProcessor.java b/screening/source/java/ch/systemsx/cisd/openbis/dss/etl/AbstractImageStorageProcessor.java
index 056a87cbb70d4361af6856cfd15e087b646a6da6..4219f609f180590d38a46d2015864ae9d81898d3 100644
--- a/screening/source/java/ch/systemsx/cisd/openbis/dss/etl/AbstractImageStorageProcessor.java
+++ b/screening/source/java/ch/systemsx/cisd/openbis/dss/etl/AbstractImageStorageProcessor.java
@@ -512,7 +512,8 @@ abstract class AbstractImageStorageProcessor extends AbstractStorageProcessor im
     {
         HDF5Container container = new HDF5Container(hdf5DestinationFile);
         container.runWriterClient(compressFiles,
-                new HierarchicalStructureDuplicatorFileToHDF5.DuplicatorWriterClient(sourceFolder));
+                new HierarchicalStructureDuplicatorFileToHDF5.DuplicatorWriterClient(sourceFolder,
+                        "/original/"));
     }
 
     private File moveToStore(File incomingDataSetDirectory, File rootDirectory)