diff --git a/sh/09_os_info.sh b/sh/09_os_info.sh
index b127fdb..f3ba239 100644
--- a/sh/09_os_info.sh
+++ b/sh/09_os_info.sh
@@ -22,6 +22,8 @@ do
 	lsnrctl_command="$binary_path status $listener_name"
 	# exécuter la commande
 	echo "<br><pre>"
+	echo $lsnrctl_command
+	export TNS_ADMIN=$binary_path/network/admin
 	eval "$lsnrctl_command"
 	echo "</pre><br>"
 done