--- lib/secpanel/termdefs.txt.orig	2019-08-20 12:50:45 UTC
+++ lib/secpanel/termdefs.txt
@@ -56,10 +56,16 @@ set termtype(XFCE-Terminal_titlepar) "--
 set termtype(XFCE-Terminal_quotepar) ""
 set termtype(XFCE-Terminal_iconpar) ""
 set termtype(XFCE-Terminal_execpar) "-x"
-set termtype(XFCE-Terminal_path) "Terminal"
+set termtype(XFCE-Terminal_path) "xfce4-terminal"
 
 set termtype(Putty's-Terminal_titlepar) "-title"
 set termtype(Putty's-Terminal_quotepar) ""
 set termtype(Putty's-Terminal_iconpar) ""
 set termtype(Putty's-Terminal_execpar) "-e"
 set termtype(Putty's-Terminal_path) "pterm"
+
+set termtype(MATE-Terminal_titlepar) "--title"
+set termtype(MATE-Terminal_quotepar) ""
+set termtype(MATE-Terminal_iconpar) ""
+set termtype(MATE-Terminal_execpar) "-e"
+set termtype(MATE-Terminal_path) "mate-terminal"