--- rpl/ChangeLog	2021/12/16 10:00:38	1.325
+++ rpl/ChangeLog	2021/12/16 10:02:47	1.326
@@ -1,4 +1,5 @@
 * Thu Mar 11 2021 BERTRAND Joël <rpl@systella.fr> rpl-4.1.33 (RPL/2)
+- units is upgraded to 2.21;
 - file is upgraded to 5.41;
 - readline is upgraded to 8.1;
 - GnuPLOT is upgraded to 5.4.2;