diff --git a/src/slic3r/GUI/GUI_App.cpp b/src/slic3r/GUI/GUI_App.cpp
index ded12d9361..c3c2ef4d65 100644
--- a/src/slic3r/GUI/GUI_App.cpp
+++ b/src/slic3r/GUI/GUI_App.cpp
@@ -6818,6 +6818,21 @@ bool GUI_App::run_wizard(ConfigWizard::RunReason reason, ConfigWizard::StartPage
 {
     wxCHECK_MSG(mainframe != nullptr, false, "Internal error: Main frame not created / null");
 
+#ifdef __APPLE__
+     if (is_adding_script_handler()) {
+        BOOST_LOG_TRIVIAL(info) << "run_wizard: Script handler is being added, delaying wizard creation";
+        auto timer = new wxTimer();
+        timer->Bind(wxEVT_TIMER, [this, reason, start_page, timer](wxTimerEvent &) {
+            timer->Stop();
+            run_wizard(reason, start_page);
+            delete timer;
+        });
+        timer->StartOnce(200);
+
+        return true;
+    }
+#endif
+
     //if (reason == ConfigWizard::RR_USER) {
     //    //TODO: turn off it currently, maybe need to turn on in the future
     //    if (preset_updater->config_update(app_config->orig_version(), PresetUpdater::UpdateParams::FORCED_BEFORE_WIZARD) == PresetUpdater::R_ALL_CANCELED)