diff --git a/scripts/backup b/scripts/backup
index 214b288..30f2c81 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -22,15 +22,11 @@ ynh_print_info --message="Declaring files to be backed up..."
 ynh_backup --src_path="$install_dir"
 
 #=================================================
-# BACKUP THE NGINX CONFIGURATION
+# SYSTEM CONFIGURATION
 #=================================================
 
 ynh_backup --src_path="/etc/nginx/conf.d/$domain.d/$app.conf"
 
-#=================================================
-# BACKUP THE PHP-FPM CONFIGURATION
-#=================================================
-
 ynh_backup --src_path="/etc/php/$phpversion/fpm/pool.d/$app.conf"
 
 #=================================================
diff --git a/scripts/change_url b/scripts/change_url
index e976fa8..d7fc5ac 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -26,7 +26,7 @@ ynh_change_url_nginx_config
 ynh_script_progression --message="Updating a configuration file..." --weight=1
 
 domain=$new_domain
-ynh_add_config --template="../conf/config.php" --destination="$install_dir/config.php"
+ynh_add_config --template="config.php" --destination="$install_dir/config.php"
 
 chmod 400 "$install_dir/config.php"
 chown $app:$app "$install_dir/config.php"
diff --git a/scripts/install b/scripts/install
index 5d35ee6..d6418e6 100644
--- a/scripts/install
+++ b/scripts/install
@@ -30,7 +30,7 @@ ynh_script_progression --message="Adding system configurations related to $app..
 ynh_add_nginx_config
 
 # Create a dedicated PHP-FPM config
-ynh_add_fpm_config --usage=low --footprint=low
+ynh_add_fpm_config
 
 #=================================================
 # SPECIFIC SETUP
@@ -39,7 +39,7 @@ ynh_add_fpm_config --usage=low --footprint=low
 #=================================================
 ynh_script_progression --message="Adding a configuration file..." --weight=1
 
-ynh_add_config --template="../conf/config.php" --destination="$install_dir/config.php"
+ynh_add_config --template="config.php" --destination="$install_dir/config.php"
 
 chmod 400 "$install_dir/config.php"
 chown $app "$install_dir/config.php"
diff --git a/scripts/upgrade b/scripts/upgrade
index 5251726..18cc682 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -18,14 +18,10 @@ upgrade_type=$(ynh_check_app_version_changed)
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
+ynh_script_progression --message="Upgrading source files..." --weight=1
 
-if [ "$upgrade_type" == "UPGRADE_APP" ]
-then
-	ynh_script_progression --message="Upgrading source files..." --weight=1
-
-	# Download, check integrity, uncompress and patch the source from app.src
-	ynh_setup_source --dest_dir="$install_dir" --keep="config.php storage/"
-fi
+# Download, check integrity, uncompress and patch the source from app.src
+ynh_setup_source --dest_dir="$install_dir" --keep="config.php storage/"
 
 chmod -R o-rwx "$install_dir"
 chown -R $app:www-data "$install_dir"
@@ -40,7 +36,7 @@ ynh_script_progression --message="Upgrading system configurations related to $ap
 ynh_add_nginx_config
 
 # Create a dedicated PHP-FPM config
-ynh_add_fpm_config --usage=low --footprint=low
+ynh_add_fpm_config
 
 #=================================================
 # END OF SCRIPT