diff --git a/CHANGELOG b/CHANGELOG
index 6aa1c133234ea70e98afedf4959b1de64f155d07..982644712a640e37bdd84a442e8863a68acf4b5e 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -4,4 +4,5 @@
 2020-02-13: changed snmp_info from ".1.3.6.1.4.1.9.9.147.1.2.2.2.1.5" to more specific "1.3.6.1.4.1.9.9.147.1.2.2.2.1.5.40"
 2020-02-24: added support for Cisco Firepower Threat Defense
 2020-04-28: changed item from Cisco ASA connections to Firewall connections --> more clear, with cisco_asa_conn check
-2021-03-24: rewrite for CMK 2.0 Check API
+2021-03-24: rewrite for CMK 2.0 Check API, added lower levels
+2023-06-07: fixed IndexError (list index out of range) in parse function