diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1117a66e..375d658c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,10 @@
 
 *??? ??, ????*
 
+### IMPROVEMENTS
+
+- Update `docs`: append article decentralized_key_exchange_protocol
+
 ### CHANGES
 
 - Update `cfgs[message_size_bytes]`: change from 4KiB to 8KiB