diff --git a/README.md b/README.md
index b137458..7731414 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ Collection of tools, their source code and design files for communicating with *
 
 See http://furrtek.free.fr/index.php?a=esl for more details.
 
-Thanks to @david4599 for infos about color tags.
+Thanks to [@david4599](https://github.com/david4599) for infos about color tags.
 
 ## Hardware