diff --git a/doc/Changelog b/doc/Changelog
index 29f8cbe75..6ec117b30 100644
--- a/doc/Changelog
+++ b/doc/Changelog
@@ -3,6 +3,7 @@
 	  keyraw functions to produce EVP_PKEY results.
 	- Move RSA and DSA to use OpenSSL 3.0.0 API.
 	- Move ECDSA functions to use OpenSSL 3.0.0 API.
+	- iana portlist update.
 
 30 July 2021: Wouter
 	- Fix #515: Compilation against openssl 3.0.0 beta2 is failing to
diff --git a/util/iana_ports.inc b/util/iana_ports.inc
index f928d0669..b93af015d 100644
--- a/util/iana_ports.inc
+++ b/util/iana_ports.inc
@@ -4244,6 +4244,7 @@
 5504,
 5505,
 5506,
+5540,
 5553,
 5554,
 5555,