diff --git a/src/ifcopenshell-python/ifcopenshell/util/element.py b/src/ifcopenshell-python/ifcopenshell/util/element.py
index f947dccfc0..197d045562 100644
--- a/src/ifcopenshell-python/ifcopenshell/util/element.py
+++ b/src/ifcopenshell-python/ifcopenshell/util/element.py
@@ -45,7 +45,7 @@ def get_properties(properties):
     results = {}
     for prop in properties:
         if prop.is_a("IfcPropertySingleValue"):
-            results[prop.Name] = prop.NominalValue.wrappedValue
+            results[prop.Name] = prop.NominalValue.wrappedValue if prop.NominalValue else None
         elif prop.is_a("IfcComplexProperty"):
             data = prop.get_info()
             data["properties"] = get_properties(prop.HasProperties)