diff --git a/src/ifcopenshell-python/ifcopenshell/geom/main.py b/src/ifcopenshell-python/ifcopenshell/geom/main.py
index bf5fc00098..b3c9afc869 100644
--- a/src/ifcopenshell-python/ifcopenshell/geom/main.py
+++ b/src/ifcopenshell-python/ifcopenshell/geom/main.py
@@ -254,7 +254,7 @@ class settings_mixin:
         }
         for nm in self.setting_names():
             if nm == "use-python-opencascade":
-                ty == "bool"
+                ty = "bool"
             else:
                 ty = self.get_type(nm)
             if ty == "bool":