diff --git a/server/add_backuppc_host.sh b/server/add_backuppc_host.sh
index 6871afb..529aa9b 100755
--- a/server/add_backuppc_host.sh
+++ b/server/add_backuppc_host.sh
@@ -129,7 +129,7 @@ EOF
 fi
 
 #### DÉFINIR LE NOM D'HOTE POUR LE SYSTEME ####
-if [[ ! $(grep "${ip}" "${system_hosts}") ]]; then
+if [[ ! $(grep "${ip} ${username}.${hostname}" "${system_hosts}") ]]; then
 	echo "${ip} ${username}.${hostname}" >> "${system_hosts}"
 	#echo "WRITE TO ${system_hosts}: ${ip} ${username}.${hostname}"
 else