diff --git a/getssl b/getssl
index 710fba4..371906f 100755
--- a/getssl
+++ b/getssl
@@ -229,11 +229,13 @@
 # 2020-04-26 Fixed ipv4 confirmation with nslookup - Cyber1000
 # 2020-04-29 Fix ftp/sftp problems if challenge starts with a dash
 # 2020-05-06 Fix missing fullchain.ec.crt when creating dual certificates (2.27)
+# 2020-05-14 Add --notify-valid option (exit 2 if certificate is valid)
+# 2020-05-23 Fix --revoke (didn't work with ACMEv02) (2.28)
 # ----------------------------------------------------------------------------------------
 
 PROGNAME=${0##*/}
 PROGDIR="$(cd "$(dirname "$0")" || exit; pwd -P;)"
-VERSION="2.27"
+VERSION="2.28"
 
 # defaults
 ACCOUNT_KEY_LENGTH=4096