diff --git a/invesalius/constants.py b/invesalius/constants.py
index a69f822..cc6da2a 100644
--- a/invesalius/constants.py
+++ b/invesalius/constants.py
@@ -451,8 +451,10 @@ VTK_WARNING = 0
 
 [ID_DICOM_IMPORT, ID_PROJECT_OPEN, ID_PROJECT_SAVE_AS, ID_PROJECT_SAVE,
 ID_PROJECT_CLOSE, ID_PROJECT_INFO, ID_SAVE_SCREENSHOT, ID_DICOM_LOAD_NET,
-ID_PRINT_SCREENSHOT, ID_EXIT, ID_IMPORT_OTHERS_FILES, ID_ANALYZE_IMPORT, ID_PREFERENCES, 
-ID_DICOM_NETWORK] = [wx.NewId() for number in range(14)]
+ID_PRINT_SCREENSHOT, ID_IMPORT_OTHERS_FILES, ID_ANALYZE_IMPORT, ID_PREFERENCES,
+ID_DICOM_NETWORK] = [wx.NewId() for number in range(13)]
+ID_EXIT = wx.ID_EXIT
+ID_ABOUT = wx.ID_ABOUT
 
 
 [ID_EDIT_UNDO, ID_EDIT_REDO, ID_EDIT_LIST] =\
@@ -464,7 +466,6 @@ ID_DICOM_NETWORK] = [wx.NewId() for number in range(14)]
 [ID_VIEW_FULL, ID_VIEW_TEXT, ID_VIEW_3D_BACKGROUND] =\
     [wx.NewId() for number in range(3)]
 
-ID_ABOUT = wx.NewId()
 ID_START = wx.NewId()
 
 ID_FLIP_X = wx.NewId()
diff --git a/invesalius/gui/frame.py b/invesalius/gui/frame.py
index 1d2e35c..d700165 100644
--- a/invesalius/gui/frame.py
+++ b/invesalius/gui/frame.py
@@ -684,9 +684,9 @@ class MenuBar(wx.MenuBar):
         help_menu.Append(const.ID_ABOUT, _("About..."))
         #help_menu.Append(107, "Check For Updates Now...")
 
-        if platform.system() == 'Darwin':
-           wx.App.SetMacAboutMenuItemId(const.ID_ABOUT)
-           wx.App.SetMacExitMenuItemId(const.ID_EXIT)
+        #if platform.system() == 'Darwin':
+           #wx.App.SetMacAboutMenuItemId(const.ID_ABOUT)
+           #wx.App.SetMacExitMenuItemId(const.ID_EXIT)
 
         # Add all menus to menubar
         self.Append(file_menu, _("File"))
--
libgit2 0.21.2