diff --git a/src/mobase/wrappers/basic_classes.cpp b/src/mobase/wrappers/basic_classes.cpp
index 8219fb3..2ca20b0 100644
--- a/src/mobase/wrappers/basic_classes.cpp
+++ b/src/mobase/wrappers/basic_classes.cpp
@@ -553,10 +553,20 @@ namespace mo2::python {
             .def("managedGame", &IOrganizer::managedGame,
                  py::return_value_policy::reference)
 
-            .def("onAboutToRun", &IOrganizer::onAboutToRun, "callback"_a)
+            .def("onAboutToRun",
+                 py::overload_cast<std::function<bool(QString const&, const QDir&,
+                                                      const QString&)> const&>(
+                     &IOrganizer::onAboutToRun),
+                 "callback"_a)
+            .def("onAboutToRun",
+                 py::overload_cast<std::function<bool(QString const&)> const&>(
+                     &IOrganizer::onAboutToRun),
+                 "callback"_a)
             .def("onFinishedRun", &IOrganizer::onFinishedRun, "callback"_a)
             .def("onUserInterfaceInitialized", &IOrganizer::onUserInterfaceInitialized,
                  "callback"_a)
+            .def("onNextRefresh", &IOrganizer::onNextRefresh, "callback"_a,
+                 "immediate_if_possible"_a = true)
             .def("onProfileCreated", &IOrganizer::onProfileCreated, "callback"_a)
             .def("onProfileRenamed", &IOrganizer::onProfileRenamed, "callback"_a)
             .def("onProfileRemoved", &IOrganizer::onProfileRemoved, "callback"_a)
diff --git a/src/pybind11-utils/functional.cpp b/src/pybind11-utils/functional.cpp
index 4128885..4cc7b6c 100644
--- a/src/pybind11-utils/functional.cpp
+++ b/src/pybind11-utils/functional.cpp
@@ -21,7 +21,8 @@ namespace mo2::python::detail {
         auto required_count = args_count - defaults_count;
 
         return required_count <= arity  // cannot require more parameters than given,
-               && (args_count >= arity || varargs);  // must accept enough parameters.
+               && (args_count >= arity ||
+                   !varargs.is_none());  // must accept enough parameters.
     }
 
 }  // namespace mo2::python::detail
diff --git a/src/runner/pythonutils.cpp b/src/runner/pythonutils.cpp
index 349c722..0aed5a1 100644
--- a/src/runner/pythonutils.cpp
+++ b/src/runner/pythonutils.cpp
@@ -143,7 +143,6 @@ namespace mo2::python {
         handler.attr("setLevel")(PyLogLevel::DEBUG);
         auto logger = logging.attr("getLogger")(py::object(mobase.attr("__name__")));
         logger.attr("setLevel")(PyLogLevel::DEBUG);
-        logger.attr("addHandler")(handler);
 
         // set mobase attributes
         mobase.attr("LogHandler") = MO2Handler;
diff --git a/tests/mocks/MockOrganizer.h b/tests/mocks/MockOrganizer.h
index 316ba9e..1e393ea 100644
--- a/tests/mocks/MockOrganizer.h
+++ b/tests/mocks/MockOrganizer.h
@@ -39,10 +39,12 @@ public:
 	MOCK_METHOD(HANDLE, startApplication, (const QString &executable, const QStringList &args, const QString &cwd, const QString &profile, const QString &forcedCustomOverwrite, bool ignoreCustomOverwrite), (override));
 	MOCK_METHOD(bool, waitForApplication, (HANDLE handle, bool refresh, LPDWORD exitCode), (const, override));
 	MOCK_METHOD(bool, onAboutToRun, (const std::function<bool(const QString&)> &func), (override));
+	MOCK_METHOD(bool, onAboutToRun, (const std::function<bool(const QString&, const QDir&, const QString&)> &func), (override));
 	MOCK_METHOD(bool, onFinishedRun, (const std::function<void(const QString&, unsigned int)> &func), (override));
 	MOCK_METHOD(void, refresh, (bool saveChanges), (override));
 	MOCK_METHOD(MOBase::IPluginGame const *, managedGame, (), (const, override));
 	MOCK_METHOD(bool, onUserInterfaceInitialized, (const std::function<void (QMainWindow *)> &), (override));
+	MOCK_METHOD(bool, onNextRefresh, (const std::function<void()>&, bool), (override));
 	MOCK_METHOD(bool, onProfileCreated, (const std::function<void(MOBase::IProfile*)>&), (override));
 	MOCK_METHOD(bool, onProfileRemoved, (const std::function<void(const QString&)>&), (override));
 	MOCK_METHOD(bool, onProfileRenamed, (const std::function<void(MOBase::IProfile*, QString const&, QString const&)>&), (override));