diff --git a/src/ifcopenshell-python/ifcopenshell/util/selector.py b/src/ifcopenshell-python/ifcopenshell/util/selector.py
index f66896bd53..7d2c3b5869 100644
--- a/src/ifcopenshell-python/ifcopenshell/util/selector.py
+++ b/src/ifcopenshell-python/ifcopenshell/util/selector.py
@@ -371,6 +371,7 @@ def set_element_value(
         elif key == "class":
             if element.is_a().lower() != value.lower():
                 return ifcopenshell.util.schema.reassign_class(ifc_file, element, value)
+            return
         elif key == "id":
             return
         elif key == "classification":