diff --git a/core_ontology/_old_versions/nfdi4objects_202405.rdf b/core_ontology/_old_versions/2024-05_nfdi4objects.rdf
similarity index 100%
rename from core_ontology/_old_versions/nfdi4objects_202405.rdf
rename to core_ontology/_old_versions/2024-05_nfdi4objects.rdf