diff --git a/scripts/upgrade b/scripts/upgrade
index 22c169f..68700d3 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -119,14 +119,7 @@ fi
 sudo cp ../conf/nginx.conf "$nginx_conf"
 
 # Copy and set php-fpm configuration
-phpfpm_conf="/etc/php5/fpm/pool.d/${app}.conf"
-sed -i "s@#USER#@${app}@g"         ../conf/php-fpm.conf
-sed -i "s@#GROUP#@${app}@g"        ../conf/php-fpm.conf
-sed -i "s@#POOLNAME#@${app}@g"     ../conf/php-fpm.conf
-sed -i "s@#DESTDIR#@${DESTDIR}/@g" ../conf/php-fpm.conf
-sudo cp ../conf/php-fpm.conf "$phpfpm_conf"
-sudo chown root: $phpfpm_conf
-sudo chmod 644 $phpfpm_conf
+ynh_add_fpm_config
 
 # Set system group in hooks
 sed -i "s@#GROUP#@${app}@g" ../hooks/post_user_create