diff --git a/src/calibre/gui2/device_drivers/configwidget.py b/src/calibre/gui2/device_drivers/configwidget.py
index e55a0c6dda..2e5b77e5bc 100644
--- a/src/calibre/gui2/device_drivers/configwidget.py
+++ b/src/calibre/gui2/device_drivers/configwidget.py
@@ -97,6 +97,7 @@ class ConfigWidget(QWidget, Ui_ConfigWidget):
                 l.setWordWrap(True)
                 if settings.extra_customization:
                     self.opt_extra_customization.setText(settings.extra_customization)
+                self.opt_extra_customization.setCursorPosition(0)
                 self.extra_layout.addWidget(l, 0, 0)
                 self.extra_layout.addWidget(self.opt_extra_customization, 1, 0)
         self.opt_save_template.setText(settings.save_template)