diff --git a/environment.yml b/environment.yml
index f3ae3c7..6cc27ed 100644
--- a/environment.yml
+++ b/environment.yml
@@ -11,18 +11,17 @@ dependencies:
 - ipyleaflet
 - ipympl >=0.8.2
 - ipywidgets >=8.1.1,<9
-- jupyterlab >=4.0.12,<=4.1
+- jupyterlab >=4.1.8,<=4.2
 - jupyterlab-language-pack-fr-FR
 - jupyterlab-language-pack-zh-CN
 - jupyterlab-fasta >=3.3.0,<4
 - jupyterlab-geojson >=3.4.0,<4
-# currently broken: https://github.com/jupyterlab-contrib/jupyterlab-tour/issues/82
-# - jupyterlab-tour
+- jupyterlab-tour
 - jupyterlab-night
-- jupyterlite-core =0.2.3
-- jupyterlite-pyodide-kernel =0.2.3
-- jupyterlite-sphinx >=0.10.0,<0.11
-- notebook >=7.0.8,<7.1
+- jupyterlite-core =0.3.0
+- jupyterlite-pyodide-kernel =0.3.1
+- jupyterlite-sphinx >=0.14.0,<0.15
+- notebook >=7.1.0,<7.2
 - pip
 - plotly >=5,<6
 - pip: