diff --git a/CHANGELOG b/CHANGELOG
index 335faafbbd5c3926519d7bafd9c698ba772b9081..da0b9a143dbae016f6a1f8a672e72b335f8c2aeb 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -4,3 +4,4 @@
 2022-11-15: added short (-) options, doesn't work with long (--) options
 2023-06-07: moved gui files to ~/local/lib/chek_mk/gui/plugins/...
 2024-01-01: modified imports for CMK 2.2.0
+2024-04-07: fixed duplicate use of dispersion_levels instead of delay_levels (ThX bitwiz@froum.checkmk.com)