diff --git a/CHANGELOG b/CHANGELOG
index ab479d3120bdd56b4018d7e536b1eaabfa5e645d..ca62bba9928ed43b2913fc04ffd3ca516a996939 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -6,5 +6,5 @@
 2024-12-03: added IP-MIB::ipAddressTable for IPv6 support
             incompatible: renamed to inv_ip_address -> remove inv_ipv4_address.mkp before updating
 2024-12-05  changed to use ip_interface
-2024-12-06: incompatible: changed hostlabel to nvdct/l3v4_topology:host and nvdct/l3v4_topology:router
+2024-12-06: incompatible: changed hostlabel to nvdct/l3v4_topology:host and nvdct/l3v4_topology:router -> do a hostlabel rediscovery (cmk -IL && cmk -R)
 2024-12-09: rewritten for CMK checkAPI 2.0