diff --git a/HowtoOpenVPN.md b/HowtoOpenVPN.md
index d41fe763..e0381772 100644
--- a/HowtoOpenVPN.md
+++ b/HowtoOpenVPN.md
@@ -206,11 +206,11 @@ On peut utiliser le [check NRPE OpenVPN suivant](https://gitea.evolix.org/evolix
 ~~~
 ## Debian
 # apt install libnet-telnet-perl
-# /usr/local/lib/nagios/plugins/check_openvpn -H 127.0.0.1 -p 1195 -P $(cat /etc/openvpn/management-pwd)
+# /usr/local/lib/nagios/plugins/check_openvpn -H 127.0.0.1 -p 1195 -P $MANAGEMENT_PWD 
 
 ## OpenBSD
 # pkg_add p5-Net-Telnet
-# /usr/local/libexec/nagios/plugins/check_openvpn.pl -H 127.0.0.1 -p 1195 -P $(cat /etc/openvpn/management-pwd)
+# /usr/local/libexec/nagios/plugins/check_openvpn.pl -H 127.0.0.1 -p 1195 -P $MANAGEMENT_PWD
 ~~~
 
 On peut également utiliser le [check NRPE suivant](https://gitea.evolix.org/evolix/EvoBSD/raw/branch/dev/roles/openvpn/files/check_openvpn_certificates.sh) pour monitoring les dates d'expirations de la CA et du certificat serveur: