diff --git a/HowtoNFS.md b/HowtoNFS.md
index 89fe9df7..ee7515e6 100644
--- a/HowtoNFS.md
+++ b/HowtoNFS.md
@@ -62,6 +62,8 @@ On peut vérifier la connexion vers un serveur NFS ainsi :
 192.0.2.1:/srv/nfs on /srv/nfs type nfs4 (rw,relatime,vers=4,rsize=1048576,wsize=1048576,namlen=255,hard,proto=tcp,port=0,timeo=600,retrans=2,sec=sys,clientaddr=192.0.2.4,minorversion=0,local_lock=none,addr=192.0.2.1)
 ~~~
 
+To disable NFSv4 on the server, specify '--no-nfs-version 4' in /etc/default/nfs-kernel-server
+
 
 ## Plomberie