diff --git a/README.md b/README.md
index 0f248c4..d6acc44 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ Various deficiencies in the initial adaptation have since been rectified, and th
 
 Where appropriate, __European Committee for Banking Standards__ (ECBS) recommendations have also been incorporated.
 
-Please bear in mind that because the specification changes frequently, it may not be 100% up to date if a new version has been recently released - I do my best though. We are currently thought to be up to date with [the May 2017 release, ie. PDF release #77](https://www.swift.com/standards/data-standards/iban).
+Please bear in mind that because the specification changes frequently, it may not be 100% up to date if a new version has been recently released - I do my best though. We are currently thought to be up to date with [the January 2020 release, ie. PDF release #86](https://www.swift.com/standards/data-standards/iban).
 
 Licensed under LGPL, it is free to use in commercial settings.