diff --git a/src/slic3r/GUI/FreeCADDialog.cpp b/src/slic3r/GUI/FreeCADDialog.cpp
index 754a78e3b..c02788ff6 100644
--- a/src/slic3r/GUI/FreeCADDialog.cpp
+++ b/src/slic3r/GUI/FreeCADDialog.cpp
@@ -736,7 +736,9 @@ void FreeCADDialog::createSTC()
     m_text->Bind(wxEVT_STC_CHARADDED, &FreeCADDialog::on_char_add, this);
     m_text->Bind(wxEVT_KEY_DOWN, &FreeCADDialog::on_key_type, this);
     m_text->Bind(wxEVT_CHAR, &FreeCADDialog::on_char_type, this);
+#if (wxMAJOR_VERSION > 3) || (wxMAJOR_VERSION == 3 && wxMINOR_VERSION >= 1)
     m_text->Bind(wxEVT_STC_AUTOCOMP_COMPLETED, &FreeCADDialog::on_autocomp_complete, this);
+#endif
     m_text->Connect(wxID_ANY,
             wxEVT_KEY_DOWN,
             wxKeyEventHandler(FreeCADDialog::on_key_type),
diff --git a/src/slic3r/GUI/GUI_App.cpp b/src/slic3r/GUI/GUI_App.cpp
index 4bc3360e5..52a04af5c 100644
--- a/src/slic3r/GUI/GUI_App.cpp
+++ b/src/slic3r/GUI/GUI_App.cpp
@@ -865,7 +865,7 @@ bool GUI_App::on_init_inner()
         }
         wxString artist;
         if (!file_name.empty() && file_name != (std::string(SLIC3R_APP_NAME) + L(" icon"))) {
-            wxString splash_screen_path = wxString::FromUTF8((boost::filesystem::path(Slic3r::resources_dir()) / "splashscreen" / file_name).string());
+            wxString splash_screen_path = wxString::FromUTF8((boost::filesystem::path(Slic3r::resources_dir()) / "splashscreen" / file_name).string().c_str());
         // make a bitmap with dark grey banner on the left side
             bmp = SplashScreen::MakeBitmap(wxBitmap(splash_screen_path, wxBITMAP_TYPE_JPEG));