# Assure having xfce4 terminal and it being default one
apt-get install -y xfce4-terminal
-update-alternatives --set x-terminal-emulator /usr/bin/xfce4-terminal
+# Do not even try to deal with alternatives -- it will be the one and would puke
+# update-alternatives --set x-terminal-emulator /usr/bin/xfce4-terminal
# XXX last ones are actually pulled it by neurodebian-guest-additions whenever we
# resolve their destiny ;-) although it might be pooling too much, eg exim4