diff --git a/src/ifcopenshell-python/ifcopenshell/geom/main.py b/src/ifcopenshell-python/ifcopenshell/geom/main.py
index 231b30b9ba..9ecaa64a24 100644
--- a/src/ifcopenshell-python/ifcopenshell/geom/main.py
+++ b/src/ifcopenshell-python/ifcopenshell/geom/main.py
@@ -364,8 +364,8 @@ def consume_iterator(it, with_progress=False):
                 break
 
 
-def iterate(settings, file_or_filename, num_threads=1, include=None, exclude=None, with_progress=False, cache=None):
-    it = iterator(settings, file_or_filename, num_threads, include, exclude)
+def iterate(settings, file_or_filename, num_threads=1, include=None, exclude=None, with_progress=False, cache=None, geometry_library: str = "opencascade"):
+    it = iterator(settings, file_or_filename, num_threads, include, exclude, geometry_library)
     if cache:
         hdf5_cache = serializers.hdf5(cache, settings)
         it.set_cache(hdf5_cache)