diff -Nur xfce4-session-4.14.2.orig/settings/xfce4-session.xml xfce4-session-4.14.2/settings/xfce4-session.xml --- xfce4-session-4.14.2.orig/settings/xfce4-session.xml 2019-07-25 17:33:25.000000000 -0500 +++ xfce4-session-4.14.2/settings/xfce4-session.xml 2020-12-15 20:27:10.194758457 -0600 @@ -3,7 +3,7 @@ <channel name="xfce4-session" version="1.0"> <property name="general" type="empty"> <property name="FailsafeSessionName" type="string" value="Failsafe"/> - <property name="LockCommand" type="string" value=""/> + <property name="LockCommand" type="string" value="/usr/bin/xfce4-screensaver-command --lock"/> </property> <property name="sessions" type="empty"> <property name="Failsafe" type="empty">