diff --git a/README.md b/README.md
index 13460649..9bec5cc5 100644
--- a/README.md
+++ b/README.md
@@ -1784,6 +1784,7 @@ See [go-hardware](https://github.com/rakyll/go-hardware) for a comprehensive lis
 * [cmd](https://github.com/SimonBaeumer/cmd) - Library for executing shell commands on osx, windows and linux.
 * [command](https://github.com/txgruppi/command) - Command pattern for Go with thread safe serial and parallel dispatcher.
 * [copy-pasta](https://github.com/jutkko/copy-pasta) - Universal multi-workstation clipboard that uses S3 like backend for the storage.
+* [countries](https://github.com/biter777/countries) - Full implementation of ISO-3166-1, ISO-4217, ITU-T E.164, Unicode CLDR and IANA ccTLD standarts.
 * [ctop](https://github.com/bcicen/ctop) - [Top-like](http://ctop.sh) interface (e.g. htop) for container metrics.
 * [ctxutil](https://github.com/posener/ctxutil) - A collection of utility functions for contexts.
 * [dbt](https://github.com/nikogura/dbt) - A framework for running self-updating signed binaries from a central, trusted repository.