diff --git a/src/test_module.cpp b/src/test_module.cpp
index 83886f0..f878579 100644
--- a/src/test_module.cpp
+++ b/src/test_module.cpp
@@ -112,6 +112,8 @@ CHAISCRIPT_MODULE_EXPORT  chaiscript::ModulePtr create_chaiscript_module_test_mo
   m->add(chaiscript::fun(&derived_type_factory), "derived_type_factory");
   m->add(chaiscript::fun(&more_derived_type_factory), "more_derived_type_factory");
 
+  m->add(chaiscript::fun(&TestDerivedType::func), "func");
+
   m->add(chaiscript::fun(&TestBaseType::func), "func");
   m->add(chaiscript::fun(&TestBaseType::val), "val");
   m->add(chaiscript::fun(&TestBaseType::const_val), "const_val");
@@ -119,6 +121,7 @@ CHAISCRIPT_MODULE_EXPORT  chaiscript::ModulePtr create_chaiscript_module_test_mo
 
   m->add(chaiscript::fun(&get_new_int), "get_new_int");
 
+
   m->add_global_const(chaiscript::const_var(TestValue1), "TestValue1");
 
   m->add(chaiscript::user_type<TestEnum>(), "TestEnum");
diff --git a/unittests/inheritance.chai b/unittests/inheritance.chai
index 0ffd4c0..93dc9e8 100644
--- a/unittests/inheritance.chai
+++ b/unittests/inheritance.chai
@@ -33,3 +33,8 @@ var md := more_derived_type_factory();
 assert_equal(md.derived_only_func(), 19);
 assert_equal(md.base_only_func(), -9);
 
+assert_equal(md.func(), 1);
+assert_equal(t2.func(), 1);
+assert_equal(d.func(), 1);
+
+