diff --git a/README.md b/README.md
index c67ee6a..34887f3 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ If you don't have YunoHost, please consult [the guide](https://yunohost.org/#/in
 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:** 4.0.7~ynh1
+**Shipped version:** 4.0.9~ynh1
 
 **Demo:** https://mybinder.org/v2/gh/jupyterlab/jupyterlab-demo/master?urlpath=lab/tree/demo
 
diff --git a/README_fr.md b/README_fr.md
index 30ac5e0..7cae254 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -19,7 +19,7 @@ Si vous n’avez pas YunoHost, regardez [ici](https://yunohost.org/#/install) po
 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.
 
 
-**Version incluse :** 4.0.7~ynh1
+**Version incluse :** 4.0.9~ynh1
 
 **Démo :** https://mybinder.org/v2/gh/jupyterlab/jupyterlab-demo/master?urlpath=lab/tree/demo
 
diff --git a/manifest.json b/manifest.json
index ee841ea..5f4c0dd 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Code console environment for running Python code interactively",
         "fr": "Console de code pour exécuter du code Python de manière interactive"
     },
-    "version": "4.0.7~ynh1",
+    "version": "4.0.9~ynh1",
     "url": "https://jupyter.org",
     "upstream": {
         "license": "BSD-3-Clause",
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 89e8cd2..1ae6a31 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -9,7 +9,7 @@ pkg_dependencies="python3-dev python3-pip python3-venv"
 
 nodejs_version="18"
 
-jupyterlab_version="4.0.7"
+jupyterlab_version="4.0.9"
 
 #=================================================
 # PERSONAL HELPERS