diff --git a/README.md b/README.md
index c49f08d6..455c275d 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_034] A calculated default value](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_034/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_034~1..v1.1_034))
+- [[tutorial v1.1_035] Variable type and parameters type are copied with default value](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_035/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_035~1..v1.1_035))
 
-# [tutorial v1.1_035)] Variable type and parameters type are copied with default value
+# [tutorial v1.1_040)] Family: a dynamic family
 
-[View the diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_035~1..v1.1_035)
+[View the diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_040~1..v1.1_040)
 
 
 ## Screenshot
@@ -76,18 +76,21 @@ manual:
 
   use_for_https: true  # Also use this proxy for HTTPS
 
-  https_proxy:
-    description: HTTPS Proxy
+  '{{ identifier }}_proxy':
+    description: '{{ identifier }} Proxy'
     hidden:
       variable: _.use_for_https
+    dynamic:
+      - HTTPS
+      - SOCKS
 
     address:
-      description: HTTPS address
+      description: '{{ identifier }} address'
       default:
         variable: __.http_proxy.address
 
     port:
-      description: HTTPS Port
+      description: '{{ identifier }} port'
       default:
         variable: __.http_proxy.port
 ...
@@ -96,7 +99,7 @@ manual:
 ### Let's generate the documentation
 
 ```console
-foo@bar:~$ git switch --detach v1.1_035
+foo@bar:~$ git switch --detach v1.1_040
 foo@bar:~$ rougail -m firefox/ -o doc -do github
 ```
 | Variable                                                                                          | Description                                                                                       |
@@ -126,19 +129,41 @@ foo@bar:~$ rougail -m firefox/ -o doc -do github
 |------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
 | **manual.use_for_https**<br/>[`boolean`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                                 | Also use this proxy for HTTPS.<br/>**Default**: true                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          |
 
-##### HTTPS Proxy
+##### *HTTPS* Proxy or *SOCKS* Proxy
 
-**manual.https_proxy**
+This family builds families dynamically
+
+**manual.*https*_proxy**<br/>**manual.*socks*_proxy**
 
 *`hidden`*
 
 **Hidden**: when the variable "manual.use_for_https" has the value "true"
 
+**Identifiers**: <br/>- HTTPS<br/>- SOCKS
+
 | 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;&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;&nbsp;&nbsp;&nbsp;&nbsp;   |
 |------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
-| **manual.https_proxy.address**<br/>[`domainname`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                        | HTTPS address.<br/>**Validator**: the domain name can be an IP<br/>**Default**: the value of the variable "manual.http_proxy.address"                                                                                                                                                                                                                                                                                                                                                                                                                         |
-| **manual.https_proxy.port**<br/>[`port`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                                                                 | HTTPS Port.<br/>**Validators**: <br/>- well-known ports (1 to 1023) are allowed<br/>- registred ports (1024 to 49151) are allowed<br/>- private ports (greater than 49152) are allowed<br/>**Default**: the value of the variable "manual.http_proxy.port"                                                                                                                                                                                                                                                                                                    |
+| **manual.*https*_proxy.address**<br/>**manual.*socks*_proxy.address**<br/>[`domainname`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                 | *HTTPS* or *SOCKS* address.<br/>**Validator**: the domain name can be an IP<br/>**Default**: the value of the variable "manual.http_proxy.address"                                                                                                                                                                                                                                                                                                                                                                                                            |
+| **manual.*https*_proxy.port**<br/>**manual.*socks*_proxy.port**<br/>[`port`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                             | *HTTPS* or *SOCKS* port.<br/>**Validators**: <br/>- well-known ports (1 to 1023) are allowed<br/>- registred ports (1024 to 49151) are allowed<br/>- private ports (greater than 49152) are allowed<br/>**Default**: the value of the variable "manual.http_proxy.port"                                                                                                                                                                                                                                                                                       |
+
+### Let's generate the changelog
+
+```console
+foo@bar:~$ git switch --detach v1.1_040
+foo@bar:~$ rougail -m firefox/ -o doc --doc.contents changelog -do github
+```
+#### New variables
+
+| 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;&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;&nbsp;&nbsp;&nbsp;&nbsp;   |
+|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| **manual.*https*_proxy.address**<br/>**manual.*socks*_proxy.address**<br/>[`domainname`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                 | *HTTPS* or *SOCKS* address.<br/>**Validator**: the domain name can be an IP<br/>**Default**: the value of the variable "manual.http_proxy.address"                                                                                                                                                                                                                                                                                                                                                                                                            |
+| **manual.*https*_proxy.port**<br/>**manual.*socks*_proxy.port**<br/>[`port`](https://rougail.readthedocs.io/en/latest/variable.html#variables-types) `mandatory`                                                                                                                                                                                                                                                                                                                                                                                                             | *HTTPS* or *SOCKS* port.<br/>**Validators**: <br/>- well-known ports (1 to 1023) are allowed<br/>- registred ports (1024 to 49151) are allowed<br/>- private ports (greater than 49152) are allowed<br/>**Default**: the value of the variable "manual.http_proxy.port"                                                                                                                                                                                                                                                                                       |
+
+#### Deleted variables
 
 
+- manual.https_proxy.address
+- manual.https_proxy.port
 
-- [[tutorial v1.1_040] Family: a dynamic family](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_040/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_040~1..v1.1_040))
+
+- [[tutorial v1.1_041] A conditional hidden family with Jinja](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_041/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_041~1..v1.1_041))