diff --git a/BigBlueButton/README.md b/BigBlueButton/README.md
index 493bb87784d0f762a48354c9c1dab20a11289cf4..e9b64325eafae377c82f0c6cec3591507590e656 100644
--- a/BigBlueButton/README.md
+++ b/BigBlueButton/README.md
@@ -14,8 +14,8 @@ Installation de greenlight [https://docs.bigbluebutton.org/greenlight/gl-install
 
 ## Instances
 
-  - bbb.hepia-isc.ch : Ubuntu 16.04, bbb 2.2, greenlight 2
-  - bbb-dev.hepia-isc.ch : Ubuntu 20.04, bbb 2.3, greenlight 2
+  - [https://bbb.hepia-isc.ch](https://bbb.hepia-isc.ch) : Ubuntu 16.04, bbb 2.2, greenlight 2
+  - [https://bbb-dev.hepia-isc.ch](https://bbb-dev.hepia-isc.ch) : Ubuntu 20.04, bbb 2.3, greenlight 2
 
 ## Todo