diff --git a/docs/en/migrate22.md b/docs/en/migrate22.md
index 8619ec6c..623dcb52 100644
--- a/docs/en/migrate22.md
+++ b/docs/en/migrate22.md
@@ -1,8 +1,8 @@
-# Migration to version 0.20
+# Migration to version 0.22
 
 ## Python 3 transition
 
-Python 2 is deprecated since January 1st, 2020. The Clover platform moves to Python 3.
+Python 2 is [deprecated](https://www.python.org/doc/sunset-python-2/) since January 1st, 2020. The Clover platform moves to Python 3.
 
 For running flight script instead of `python` command:
 
@@ -53,3 +53,7 @@ More details on all the language changes see in [appropriate article](https://se
 <img src="../assets/noetic.png" width=200>
 
 ROS Melodic version was updated to ROS Noetic. See the full list of changes in the [ROS official documentation](http://wiki.ros.org/noetic/Migration).
+
+## Changes in launch-files
+
+Configuration of ArUco-markers navigation is simplified. See details in [markers navigation](aruco_marker.md) and [markers map navigation](aruco_map.md) articles.
diff --git a/docs/ru/migrate22.md b/docs/ru/migrate22.md
index cb071378..780c2121 100644
--- a/docs/ru/migrate22.md
+++ b/docs/ru/migrate22.md
@@ -53,3 +53,7 @@ Python 3:
 <img src="../assets/noetic.png" width=200>
 
 Версия ROS Melodic обновлена до ROS Noetic. Смотрите полный список изменений в [официальной документации ROS](http://wiki.ros.org/noetic/Migration).
+
+## Изменения в launch-файлах
+
+Упрощено конфигурирование навигации с использованием ArUco-маркеров. Подробнее в статьях по [навигации по маркерам](aruco_marker.md) и [навигации по картам маркеров](aruco_map.md).