diff --git a/kgx/source/obograph_source.py b/kgx/source/obograph_source.py
index c2ded129..9d9f1396 100644
--- a/kgx/source/obograph_source.py
+++ b/kgx/source/obograph_source.py
@@ -277,7 +277,7 @@ def get_category(self, curie: str, node: dict) -> Optional[str]:
             elif prefix == "PR":
                 category = "biolink:Protein"
             elif prefix == "NCBITaxon":
-                category = "biolink:OrganismalEntity"
+                category = "biolink:OrganismTaxon"
             else:
                 self.owner.log_error(
                     entity=f"{str(category)} for node {curie}",