diff --git a/screening/source/core-plugins/screening/4/as/initialize-master-data.py b/screening/source/core-plugins/screening/4/as/initialize-master-data.py
index fa4db013c7d06175c60f62758c037de6ae5975b3..bf48cdb1bd7bb1909650cad3b06949ce228cc8d1 100644
--- a/screening/source/core-plugins/screening/4/as/initialize-master-data.py
+++ b/screening/source/core-plugins/screening/4/as/initialize-master-data.py
@@ -77,6 +77,10 @@ data_set_type_HCS_ANALYSIS_WELL_FEATURES = tr.getOrCreateNewDataSetType('HCS_ANA
 data_set_type_HCS_ANALYSIS_WELL_FEATURES.setDescription('HCS image analysis well feature vectors.')
 data_set_type_HCS_ANALYSIS_WELL_FEATURES.setContainerType(False)
 
+data_set_type_HCS_ANALYSIS_CONTAINER_WELL_FEATURES = tr.getOrCreateNewDataSetType('HCS_ANALYSIS_CONTAINER_WELL_FEATURES')
+data_set_type_HCS_ANALYSIS_CONTAINER_WELL_FEATURES.setDescription('Cotainer for HCS image analysis well feature vectors.')
+data_set_type_HCS_ANALYSIS_CONTAINER_WELL_FEATURES.setContainerType(True)
+
 data_set_type_HCS_IMAGE_OVERVIEW = tr.getOrCreateNewDataSetType('HCS_IMAGE_OVERVIEW')
 data_set_type_HCS_IMAGE_OVERVIEW.setDescription('Overview High Content Screening Images. Generated from raw images.')
 data_set_type_HCS_IMAGE_OVERVIEW.setContainerType(False)