diff --git a/src/ifcopenshell-python/ifcopenshell/util/doc.py b/src/ifcopenshell-python/ifcopenshell/util/doc.py
index 5a8115eb30..2753d7d63b 100644
--- a/src/ifcopenshell-python/ifcopenshell/util/doc.py
+++ b/src/ifcopenshell-python/ifcopenshell/util/doc.py
@@ -916,7 +916,7 @@ class DocExtractor:
 
         entities_dict = dict()
         types_dict = dict()
-        schema = ifcopenshell.ifcopenshell_wrapper.schema_by_name("IFC4X3")
+        schema = ifcopenshell.ifcopenshell_wrapper.schema_by_name("IFC4X3_ADD2")
 
         for entity in schema.declarations():
             entity_name = entity.name()