diff --git a/README.md b/README.md
index 40bd84b..43d5e4e 100644
--- a/README.md
+++ b/README.md
@@ -18,7 +18,7 @@ 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:** 3.3.2~ynh1
+**Shipped version:** 3.4.2~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 72b430e..b818815 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -14,7 +14,7 @@ Si vous n'avez pas YunoHost, regardez [ici](https://yunohost.org/#/install) pour
 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 :** 3.3.2~ynh1
+**Version incluse :** 3.4.2~ynh1
 
 **Démo :** https://mybinder.org/v2/gh/jupyterlab/jupyterlab-demo/master?urlpath=lab/tree/demo
 
diff --git a/check_process b/check_process
index ce98261..34423a2 100644
--- a/check_process
+++ b/check_process
@@ -12,8 +12,8 @@
 		setup_private=1
 		setup_public=1
 		upgrade=1
-		# 3.0.16~ynh1
-		upgrade=1	from_commit=197dca5095e29abe8d4a560a5a2ba2984045c989
+		# 3.3.2~ynh1
+		upgrade=1	from_commit=511bcaf0c85174581212f3caa412182def2d0451
 		backup_restore=1
 		multi_instance=1
 		port_already_use=0
@@ -21,3 +21,7 @@
 ;;; Options
 Email=
 Notification=none
+;;; Upgrade options
+	; commit=511bcaf0c85174581212f3caa412182def2d0451
+		name=Merge pull request #106 from YunoHost-Apps/testing
+		manifest_arg=domain=DOMAIN&path=PATH&is_public=1&language=fr&admin=USER&password=pass&port=666&
diff --git a/manifest.json b/manifest.json
index 6f29102..e49d014 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": "3.3.2~ynh1",
+    "version": "3.4.2~ynh1",
     "url": "https://jupyterlab.readthedocs.io/en/stable/",
     "upstream": {
         "license": "BSD-3-Clause",
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 158a29d..12e6cc4 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -9,7 +9,7 @@ pkg_dependencies="python3-dev python3-pip libffi-dev libzmq3-dev"
 
 nodejs_version="16"
 
-jupyterlab_version="3.3.2"
+jupyterlab_version="3.4.2"
 
 #=================================================
 # PERSONAL HELPERS