diff --git a/src/ifcopenshell-python/ifcopenshell/geom/main.py b/src/ifcopenshell-python/ifcopenshell/geom/main.py
index 4b858bb891..cc94cf3ab3 100644
--- a/src/ifcopenshell-python/ifcopenshell/geom/main.py
+++ b/src/ifcopenshell-python/ifcopenshell/geom/main.py
@@ -446,6 +446,7 @@ def iterate(
     num_threads: int = 1,
     include: Optional[Union[list[entity_instance], list[str]]] = None,
     exclude: Optional[Union[list[entity_instance], list[str]]] = None,
+    *,
     with_progress: Literal[False] = False,
     cache: Optional[str] = None,
     serializer_settings: Optional[serializer_settings] = None,
@@ -458,6 +459,7 @@ def iterate(
     num_threads: int = 1,
     include: Optional[Union[list[entity_instance], list[str]]] = None,
     exclude: Optional[Union[list[entity_instance], list[str]]] = None,
+    *,
     with_progress: Literal[True] = True,
     cache: Optional[str] = None,
     serializer_settings: Optional[serializer_settings] = None,
@@ -470,6 +472,7 @@ def iterate(
     num_threads: int = 1,
     include: Optional[Union[list[entity_instance], list[str]]] = None,
     exclude: Optional[Union[list[entity_instance], list[str]]] = None,
+    *,
     with_progress: bool = False,
     cache: Optional[str] = None,
     serializer_settings: Optional[serializer_settings] = None,
@@ -481,6 +484,7 @@ def iterate(
     num_threads: int = 1,
     include: Optional[Union[list[entity_instance], list[str]]] = None,
     exclude: Optional[Union[list[entity_instance], list[str]]] = None,
+    *,
     with_progress: bool = False,
     cache: Optional[str] = None,
     serializer_settings: Optional[serializer_settings] = None,