diff --git a/ADconnection.sh b/ADconnection.sh
index 68d6f6d..26b00e1 100644
--- a/ADconnection.sh
+++ b/ADconnection.sh
@@ -1332,7 +1332,7 @@ fi
 leave(){
 LEFT=$(sudo realm discover | grep configured | awk '{print $2}')
 DOMAIN=$(realm discover | grep -i realm.name | awk '{print $2}')
-SSSD=$( sudo cat /etc/sssd/sssd.conf | grep domain | awk '{print $3}' | head -1 )
+SSSD=$( sudo cat /etc/sssd/sssd.conf | grep domain | awk '{print $3}' | head -1 ) < /dev/null > /dev/null 2>&1
 DOMAINlower=$( echo $DOMAIN | tr '[:upper:]' '[:lower:]' )
 if [ "$DOMAINlower" = "$SSSD" ]
 then