diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ If you don't have YunoHost, please see [here](https://yunohost.org/install) to k
 ## Overview
 JupyterLab is the next-generation user interface for Project Jupyter offering all the familiar building blocks of the classic Jupyter Notebook (notebook, terminal, text editor, file browser, rich outputs, etc.) in a flexible and powerful user interface. JupyterLab will eventually replace the classic Jupyter Notebook.
 
-**Shipped version:** 3.0.16
+**Shipped version:** 3.1.1
 
 ## Screenshots
 
diff --git a/README_fr.md b/README_fr.md
index 78836d3..a4aedc2 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -11,7 +11,7 @@ Si vous n’avez pas YunoHost, regardez [ici](https://yunohost.org/install) pour
 ## Vue d’ensemble
 JupyterLab est une interface utilisateur de nouvelle génération pour le projet Jupyter offrant tous les modules de Jupyter Notebook (interpréteur Python, terminal, éditeur de texte, navigateur de fichiers, etc.) dans une interface utilisateur flexible et puissante. JupyterLab remplacera à terme Jupyter Notebook.
 
-**Version incluse :** 3.0.16
+**Version incluse :** 3.1.1
 
 ## Captures d’écran
 
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diff --git a/doc/DISCLAIMER.md b/doc/DISCLAIMER.md
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diff --git a/manifest.json b/manifest.json
index 8a6af02..fc938b7 100644
--- a/manifest.json
+++ b/manifest.json
@@ -3,11 +3,19 @@
     "id": "jupyterlab",
     "packaging_format": 1,
     "description": {
-        "en": "Code console environment for running Python code interactively.",
-        "fr": "Console de code pour exécuter du code Python de manière interactive."
+        "en": "Code console environment for running Python code interactively",
+        "fr": "Console de code pour exécuter du code Python de manière interactive"
     },
     "version": "3.1.1~ynh1",
     "url": "https://jupyterlab.readthedocs.io/en/stable/",
+    "upstream": {
+        "license": "BSD-3-Clause",
+        "website": "https://example.com",
+        "demo": "https://mybinder.org/v2/gh/jupyterlab/jupyterlab-demo/master?urlpath=lab/tree/demo",
+        "admindoc": "https://jupyterlab.readthedocs.io/en/stable/",
+        "userdoc": "https://yunohost.org/en/app_jupyterlab",
+        "code": "https://github.com/jupyterhub/jupyterhub"
+    },
     "license": "BSD-3-Clause",
     "maintainer": {
         "name": "kay0u",