diff --git a/src/ifcwrap/IfcPython.i b/src/ifcwrap/IfcPython.i
index 0d99710255..e4b3abb52d 100644
--- a/src/ifcwrap/IfcPython.i
+++ b/src/ifcwrap/IfcPython.i
@@ -47,7 +47,7 @@
 
 %typemap(in) IfcEntities {
 	if (PySequence_Check($input)) {
-		$1 = std::make_shared<IfcEntityList>();
+		$1 = SHARED_PTR<IfcEntityList>(new IfcEntityList());
 		for(Py_ssize_t i = 0; i < PySequence_Size($input); ++i) {
 			PyObject* obj = PySequence_GetItem($input, i);
 			if (obj) {