diff --git a/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/registrator/search.py b/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/registrator/search.py
index 490adcac602bfb62e4510bcbd04074fc320ac6a1..879f011a9a89e54dd7bb09a6a3b22f6326afa03d 100644
--- a/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/registrator/search.py
+++ b/datastore_server/sourceTest/java/ch/systemsx/cisd/etlserver/registrator/search.py
@@ -8,7 +8,7 @@ def rollback_service(service, throwable):
 
 tr = service.transaction(incoming, factory)
 searchService = tr.getSearchService()
-searchService.listExperiments("/space/project", "EXP_TYPE")
+searchService.listExperiments("/space/project")
 searchService.searchForDataSets("PROP", "VALUE", "DATA_SET_TYPE")
 searchService.searchForSamples("PROP", "VALUE", "SAMPLE_TYPE")