diff --git a/sh/09_os_info.sh b/sh/09_os_info.sh
index 6f9f367..fdcdb18 100644
--- a/sh/09_os_info.sh
+++ b/sh/09_os_info.sh
@@ -23,6 +23,7 @@ do
 	# exécuter la commande
 	echo "<br><pre>"
 	echo $lsnrctl_command
+	echo export TNS_ADMIN=$binary_path/network/admin
 	export TNS_ADMIN=$binary_path/network/admin
 	eval "$lsnrctl_command"
 	echo "</pre><br>"