--- a/usr/lib/linuxmint/mintlocale/mintlocale.py
+++ b/usr/lib/linuxmint/mintlocale/mintlocale.py
@@ -21,6 +21,7 @@ except ImportError as err:
import ConfigParser as configparser
import gi
+gi.require_version('GdkX11', '3.0')
gi.require_version('Gtk', '3.0')
gi.require_version('AccountsService', '1.0')
from gi.repository import GdkX11