added link to RFC

diff --git a/README.md b/README.md
index 09683a66f8ecdbe9b13b4e1a14bb1a326c5e6a29..44cce47ee0d5b1fe3e1695579773419f3df6fe58 100644 (file)
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ __Zstandard__, or `zstd` as short version, is a fast lossless compression algori
 targeting real-time compression scenarios at zlib-level and better compression ratios.
 It's backed by a very fast entropy stage, provided by [Huff0 and FSE library](https://github.com/Cyan4973/FiniteStateEntropy).
 
-Zstandard's format is stable and documented in RFC8878. Several independent implementations are already available.
+Zstandard's format is stable and documented in [RFC8878](https://datatracker.ietf.org/doc/html/rfc8878). Multiple independent implementations are already available.
 This repository represents the reference implementation, provided as an open-source dual [BSD](LICENSE) and [GPLv2](COPYING) licensed **C** library,
 and a command line utility producing and decoding `.zst`, `.gz`, `.xz` and `.lz4` files.
 Should your project require another programming language,