diff --git a/doc/Changelog b/doc/Changelog
index e0b02cd75..8cb28995b 100644
--- a/doc/Changelog
+++ b/doc/Changelog
@@ -1,3 +1,6 @@
+3 December 2015: Wouter
+	- iana portlist update.
+
 2 December 2015: Wouter
 	- Fixup 724: Fix PCA prompt for unbound-service-install.exe.
 	  re-enable stdout printout.
diff --git a/util/iana_ports.inc b/util/iana_ports.inc
index d0355f97d..b09a9ad95 100644
--- a/util/iana_ports.inc
+++ b/util/iana_ports.inc
@@ -5386,6 +5386,7 @@
 38203,
 39681,
 40000,
+40023,
 40841,
 40842,
 40843,