diff --git a/kazu/ontology_preprocessing/parsers.py b/kazu/ontology_preprocessing/parsers.py
index ab2d82c3..3f8b0ec6 100644
--- a/kazu/ontology_preprocessing/parsers.py
+++ b/kazu/ontology_preprocessing/parsers.py
@@ -222,10 +222,6 @@ def json_dict_to_parser_records(
         for json_dict in jsons_gen:
             default_label: str = json_dict["name"]
 
-            # skip top level therapeutic areas
-            if json_dict.get("ontology", {}).get("isTherapeuticArea"):
-                continue
-
             if set(json_dict.get("therapeuticAreas", ())).isdisjoint(
                 self.allowed_therapeutic_areas
             ):