diff --git a/Ansible/asserts/omogen.yml b/Ansible/asserts/omogen.yml
new file mode 100644
index 0000000..7bec333
--- /dev/null
+++ b/Ansible/asserts/omogen.yml
@@ -0,0 +1,9 @@
+---
+- name: Test variable env_omogen
+  ansible.builtin.assert:
+    that:
+      - env_omogen is defined
+      - env_omogen.keystore is defined
+      - env_omogen.keystore is string
+      - env_omogen.keystore.endswith('.jks')
+    fail_msg: "env_omogen.keystore n'existe pas ou est de mauvais type !"
diff --git a/doc.md b/doc.md
index a5628cf..f66fec1 100644
--- a/doc.md
+++ b/doc.md
@@ -40,6 +40,12 @@ This family is a leadership.
 |------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
 | **apero_user**<br/>`mandatory`<br/>**Type:** [`choice`](https://forge.cloud.silique.fr/stove/rougail/src/branch/main/doc/variable/README.md#le-type-de-la-variable)                                                                                        | Account to access to Apero service.<br/>**Choices:** see variable "env_apero.access.login"<br/>**Example:** srep                                                                                                                                           |
 
+## Configure OMOGEN (env_omogen)
+
+| Parameter                                                                                                                                                                                                                                                  | Comment                                                                                                                                                                                                                                                    |
+|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| **keystore**<br/>`mandatory`<br/>**Type:** [`string`](https://forge.cloud.silique.fr/stove/rougail/src/branch/main/doc/variable/README.md#le-type-de-la-variable)                                                                                          | Keystore filename to access to OMOGEN.<br/>This filename must ends with "kjs" extension.<br/>**Example:** java.jks                                                                                                                                         |
+
 # Example with mandatories variables
 
 ```
@@ -51,6 +57,8 @@ env_apero:
     password: xxx
 env_srep:
   apero_user: srep
+env_omogen:
+  keystore: java.jks
 ```
 
 # Example with all variables
@@ -70,4 +78,6 @@ env_apero:
     password: xxx
 env_srep:
   apero_user: srep
+env_omogen:
+  keystore: java.jks
 ```