diff --git a/tests/test_class.cpp b/tests/test_class.cpp
index 0b998330d..52a41a3bc 100644
--- a/tests/test_class.cpp
+++ b/tests/test_class.cpp
@@ -63,8 +63,9 @@ TEST_SUBMODULE(class_, m) {
         .def_static("new_instance", &NoConstructor::new_instance, "Return an instance");
 
     py::class_<NoConstructorNew>(m, "NoConstructorNew")
-        .def(py::init([](NoConstructorNew *self) { return self; })) // Need a NOOP __init__
-        .def_static("__new__", [](const py::object *) { return NoConstructorNew::new_instance(); } );
+        .def(py::init([](const NoConstructorNew &self) { return self; })) // Need a NOOP __init__
+        .def_static("__new__",
+                    [](const py::object &) { return NoConstructorNew::new_instance(); });
 
     // test_inheritance
     class Pet {