diff --git a/CHANGELOG b/CHANGELOG
index 3c61a3420f96f202254ae6e9887872ba7620b77c..44e342f31d3939ed76ff8e909fb9f8ae3cbb5b00 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,2 +1,3 @@
 2017-17-05: initial release
 2020-06-08: changed snmp-scan function
+2021-08-25: rewritten for CMK 2.0