diff --git a/arch.sh b/arch.sh
index 02faf99..4e37ab4 100644
--- a/arch.sh
+++ b/arch.sh
@@ -264,6 +264,7 @@ main() {
   gsettings set org.gnome.settings-daemon.plugins.color night-light-enabled true # mode "nuit" (lumière bleue)
   gsettings set org.gnome.desktop.peripherals.touchpad click-method areas # right click on laptop
   gsettings set org.gnome.desktop.peripherals.mouse speed -0.6 # mouse speed
+  gsettings set org.gnome.desktop.peripherals.touchpad send-events disabled-on-external-mouse # disable touchpad when mouse connected
   gsettings --schemadir /usr/share/gnome-shell/extensions/nightthemeswitcher@romainvigier.fr/schemas/ set org.gnome.shell.extensions.nightthemeswitcher.gtk-variants enabled true # enable GTK theme to change
   gsettings --schemadir /usr/share/gnome-shell/extensions/nightthemeswitcher@romainvigier.fr/schemas/ set org.gnome.shell.extensions.nightthemeswitcher.commands sunset "bash $HOME/.config/update_theme.sh sunset" # run script for the sunset
   gsettings --schemadir /usr/share/gnome-shell/extensions/nightthemeswitcher@romainvigier.fr/schemas/ set org.gnome.shell.extensions.nightthemeswitcher.commands sunrise "bash $HOME/.config/update_theme.sh sunrise" # run script for the sunrise