diff --git a/doc/user/README b/doc/user/README
index 19507dba0e4..129dff11058 100644
--- a/doc/user/README
+++ b/doc/user/README
@@ -4,4 +4,4 @@ User guide
 --------------------------------
 
 * All Dolibarr guides are available, on line, on the Dolibarr Web site:
-http://www.dolibarr.org
+https://www.dolibarr.org