diff --git a/dspace/config/modules/deduplication.cfg b/dspace/config/modules/deduplication.cfg
index a9502cc13b3..a161b77e657 100644
--- a/dspace/config/modules/deduplication.cfg
+++ b/dspace/config/modules/deduplication.cfg
@@ -40,4 +40,4 @@ deduplication.facet-limit = 150
 # for more information see https://4science.com/dspace-add-ons/    #
 #------------------------------------------------------------------#
 # metadata here listed will be excluded by merge tool logic
-merge.excluded-metadata = dc.description.provenance, datacite.rights, dc.date.accessioned, dc.date.modified, dc.date.available, dspace.entity.type
+merge.excluded-metadata = dc.description.provenance, datacite.rights, dc.date.accessioned, dc.date.modified, dc.date.available, dspace.entity.type, dspace.file.type, datacite.rights, datacite.available, oaire.licenseCondition