diff -r c8d923dd707f -r 5cb6ab87b185 editors/ConfTreeNodeEditor.py
--- a/editors/ConfTreeNodeEditor.py	Fri Apr 03 14:37:41 2020 +0200
+++ b/editors/ConfTreeNodeEditor.py	Sat Apr 04 09:41:32 2020 +0200
@@ -48,7 +48,7 @@
 else:
     faces = {
         'times': 'Times',
-        'mono':  'Courier',
+        'mono':  'FreeMono',
         'helv':  'Helvetica',
         'other': 'new century schoolbook',
         'size':  18,