Upgrade note (#4262)

andreyaksenov · web-flow · commit c9756ab579b8 · 2024-06-05T10:17:56.000+03:00
diff --git a/doc/book/admin/upgrades.rst b/doc/book/admin/upgrades.rst
@@ -3,6 +3,10 @@
 Upgrades
 ========
 
+..  important::
+
+    This section contains instructions for upgrading Tarantool clusters to versions up to 2.11.x.
+
 This section describes the general upgrade process for Tarantool. There are two
 main upgrade scenarios for different use cases:
 
