diff --git a/scripts/change_url b/scripts/change_url
index 612f31b..730fec7 100644
--- a/scripts/change_url
+++ b/scripts/change_url
@@ -28,6 +28,7 @@ ynh_script_progression --message="Loading installation settings..." --time --wei
 
 # Needed for helper "ynh_add_nginx_config"
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
+domain=$(ynh_app_setting_get --app=$app --key=domain)
 port=$(ynh_app_setting_get --app=$app --key=port)
 datadir=$(ynh_app_setting_get --app=$app --key=datadir)
 api_secret=$(ynh_app_setting_get --app=$app --key=api_secret)
@@ -112,10 +113,14 @@ fi
 #=================================================
 # SPECIFIC MODIFICATIONS
 #=================================================
-# ADD A CONFIGURATION
+# UPDATE A CONFIG FILE
 #=================================================
+ynh_script_progression --message="Updating a config file..."
 
-ynh_add_config --template="default.json" --destination="$final_path/config/default.json"
+domain=$new_domain
+path_url=$new_path
+
+ynh_add_config --template="../conf/default.json" --destination="$final_path/config/default.json"
 
 chmod 400 "$final_path/config/default.json"
 chown $app:$app "$final_path/config/default.json"
@@ -127,6 +132,7 @@ chown $app:$app "$final_path/config/default.json"
 #=================================================
 ynh_script_progression --message="Starting a systemd service..." --time --weight=1
 
+# Start a systemd service
 ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app/$app.log"
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 2e97584..87dd3b1 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -133,7 +133,7 @@ popd
 #=================================================
 ynh_script_progression --message="Updating a configuration file..." --time --weight=1
 
-ynh_add_config --template="default.json" --destination="$final_path/config/default.json"
+ynh_add_config --template="../conf/default.json" --destination="$final_path/config/default.json"
 
 chmod 400 "$final_path/config/default.json"
 chown $app:$app "$final_path/config/default.json"