diff --git a/README.md b/README.md
index d411cb3..b609b61 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 090] Variable in same family](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_090/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_090~1..v1.1_090))
+- [[tutorial 091] Variable in parent family](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_091/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_091~1..v1.1_091))
 
-# [tutorial 091] Variable in parent family
+# [tutorial 092] Namespace
 
-[View the diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_091~1..v1.1_091)
+[View the diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_092~1..v1.1_092)
 
 
 ## Screenshot
@@ -210,6 +210,12 @@ dns_over_https:  # DNS over HTTPS
           {% endif %}
         description: must starts with 'https://' only
 
+```
+### firefox/empty.yml
+
+
+```yml
+
 ```
 ### Generated documentation
 
@@ -277,4 +283,4 @@ This family builds families dynamically.
 
 
 
-- [[tutorial 092] Namespace](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_092/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_092~1..v1.1_092))
+- [[tutorial 100] xxx](https://forge.cloud.silique.fr/stove/rougail-tutorials/src/commit/v1.1_100/README.md) ([diff](https://forge.cloud.silique.fr/stove/rougail-tutorials/compare/v1.1_100~1..v1.1_100))