diff --git a/extra/jupyterlab/PKGBUILD b/extra/jupyterlab/PKGBUILD
index 8dc788f36..820233070 100644
--- a/extra/jupyterlab/PKGBUILD
+++ b/extra/jupyterlab/PKGBUILD
@@ -6,14 +6,14 @@
 pkgname=jupyterlab
 _pipname=jupyterlab
 pkgver=4.0.2
-pkgrel=1
+pkgrel=2
 pkgdesc='JupyterLab computational environment'
 arch=(any)
 url='https://github.com/jupyterlab/jupyterlab'
 license=(custom)
 makedepends=(python-build python-installer python-hatch-jupyter-builder)
-depends=(python-jupyterlab_server python-jupyter_packaging python-async-lru jupyter-notebook-shim jupyter-server-ydoc nodejs)
-optdepends=('npm: to install extensions' 'jupyterlab-widgets: ipywidgets support')
+depends=(python-jupyterlab_server python-jupyter-packaging python-async-lru jupyter-notebook-shim nodejs)
+optdepends=('npm: to install extensions' 'jupyterlab-widgets: ipywidgets support' 'jupyter-collaboration: collaborative mode')
 checkdepends=(python-pytest-tornasync python-pytest-jupyter npm python-jupyter-server-terminals)
 source=(https://pypi.io/packages/source/${_pipname:0:1}/$_pipname/$_pipname-$pkgver.tar.gz)
 sha256sums=('0a77898aebb55da391e5f57022774c089fb075e98803ff3d514a79b727dc934d')