diff --git a/CHANGES.md b/CHANGES.md
index 9f285cd..ad5272b 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,31 +1,32 @@
-v0.4.0 2017-06-12
------------------
+### v0.4.1 2019-01-10
+
+- Ipaddr 3.0.0 compatibility
+- remove open Result
+- require 4.04.2
+
+### v0.4.0 2017-06-12
 
 - Add optional `size_limit` to `Vnetif.create` to make it easier to test
   MTUs (e.g. in TCP/IP) (#16 @yomimono).
 - Port build to Jbuilder.
 - Add Travis CI tests.
 
-v0.3.1 2016-02-22
------------------
+### v0.3.1 2016-02-22
 
 - Don't export `Delayed_backend` yet as it is not ready for primetime use.
 
-v0.3
-----
+### v0.3
 
 - Use topkg
 - Use new mirage-time and mirage-clock modules
 - Adapt to MirageOS version 3 errors scheme
 
-v0.2 2016-09-10
----------------
+### v0.2 2016-09-10
 
 - New call `unregister_and_flush` lets a node wait for all its listener
   callbacks to return before unregistering from the backend (#4)
 - Support more than 254 connected nodes
 
-v0.1 2015-04-30
----------------
+### v0.1 2015-04-30
 
 - Initial public release.