diff --git a/README.md b/README.md
index f95d5c1e..338ebaa8 100644
--- a/README.md
+++ b/README.md
@@ -1,9 +1,9 @@
 - [Summary](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/branch/1.1/README.md)
-- [[tutorial v1.1_013] The variable is a "choice" variable](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_013/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_013~1..v1.1_013))
+- [[tutorial v1.1_020] Group variables inside a family](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_020/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_020~1..v1.1_020))
 
-# [tutorial v1.1_020)] Group variables inside a family
+# [tutorial v1.1_021)] Group variables inside a sub family
 
-[View the diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_020~1..v1.1_020)
+[View the diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_021~1..v1.1_021)
 
 
 ## Screenshot
@@ -43,16 +43,18 @@ proxy_mode:
 ---
 version: 1.1
 
-manual:
-  description: Manual proxy configuration
-  type: family
+manual:  # Manual proxy configuration
+
+  http_proxy:
+    description: HTTP Proxy
+    type: family
 ...
 
 ```
 ### Let's generate the documentation
 
 ```console
-foo@bar:~$ git switch --detach v1.1_020
+foo@bar:~$ git switch --detach v1.1_021
 foo@bar:~$ rougail -m firefox/ -o doc -do github
 ```
 | Variable&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   | Description&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   |
@@ -61,4 +63,4 @@ foo@bar:~$ rougail -m firefox/ -o doc -do github
 
 
 
-- [[tutorial v1.1_021] Group variables inside a sub family](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_021/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_021~1..v1.1_021))
+- [[tutorial v1.1_022] A variable inside sub family](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_022/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_022~1..v1.1_022))