diff --git a/src/mobase/pybind11_all.h b/src/mobase/pybind11_all.h
index 9f317bd..5813616 100644
--- a/src/mobase/pybind11_all.h
+++ b/src/mobase/pybind11_all.h
@@ -83,9 +83,9 @@ namespace mo2::python {
 MO2_PYBIND11_SHARED_CPP_HOLDER(MOBase::IPluginRequirement)
 MO2_PYBIND11_SHARED_CPP_HOLDER(MOBase::ISaveGame)
 
-MO2_PYBIND11_WRAP_ARGUMENT_CASTER(mo2::python::FileWrapper, QFileInfo,
-                                  std::filesystem::path, QString);
-MO2_PYBIND11_WRAP_ARGUMENT_CASTER(mo2::python::DirectoryWrapper, QDir,
+MO2_PYBIND11_WRAP_ARGUMENT_CASTER(mo2::python::FileWrapper, "FileWrapper", QFileInfo,
                                   std::filesystem::path, QString);
+MO2_PYBIND11_WRAP_ARGUMENT_CASTER(mo2::python::DirectoryWrapper, "DirectoryWrapper",
+                                  QDir, std::filesystem::path, QString);
 
 #endif
diff --git a/src/pybind11-utils/include/pybind11_utils/arg_wrapper.h b/src/pybind11-utils/include/pybind11_utils/arg_wrapper.h
index 9f92b78..3ab49d0 100644
--- a/src/pybind11-utils/include/pybind11_utils/arg_wrapper.h
+++ b/src/pybind11-utils/include/pybind11_utils/arg_wrapper.h
@@ -126,11 +126,11 @@ namespace mo2::python {
 
 }  // namespace mo2::python
 
-#define MO2_PYBIND11_WRAP_ARGUMENT_CASTER(Type, ...)                                   \
+#define MO2_PYBIND11_WRAP_ARGUMENT_CASTER(Type, Name, ...)                             \
     namespace pybind11::detail {                                                       \
         template <>                                                                    \
         struct type_caster<Type> {                                                     \
-            PYBIND11_TYPE_CASTER(Type, const_name(#Type));                             \
+            PYBIND11_TYPE_CASTER(Type, const_name(Name));                              \
             bool load(handle src, bool convert)                                        \
             {                                                                          \
                 return mo2::python::detail::load_wrapped_argument_helper<              \
diff --git a/tests/python/test_argument_wrapper.cpp b/tests/python/test_argument_wrapper.cpp
index 77a04ec..8c2a939 100644
--- a/tests/python/test_argument_wrapper.cpp
+++ b/tests/python/test_argument_wrapper.cpp
@@ -28,7 +28,7 @@ public:
     operator std::string() const { return value; }
 };
 
-MO2_PYBIND11_WRAP_ARGUMENT_CASTER(Wrapper, int, std::string);
+MO2_PYBIND11_WRAP_ARGUMENT_CASTER(Wrapper, "Wrapper", int, std::string);
 
 template <std::size_t... Is, class Fn>
 auto wrap(Fn&& fn)