diff --git a/content/notebooks/Intro.ipynb b/content/notebooks/Intro.ipynb
index a175ef9..c76462d 100755
--- a/content/notebooks/Intro.ipynb
+++ b/content/notebooks/Intro.ipynb
@@ -1,7 +1,7 @@
 {
   "metadata": {
     "kernelspec": {
-      "display_name": "Pyolite",
+      "display_name": "Python (XPython)",
       "language": "python",
       "name": "python"
     },
diff --git a/content/notebooks/Lorenz.ipynb b/content/notebooks/Lorenz.ipynb
index c9d21dc..240c3b7 100644
--- a/content/notebooks/Lorenz.ipynb
+++ b/content/notebooks/Lorenz.ipynb
@@ -236,7 +236,7 @@
   ],
   "metadata": {
     "kernelspec": {
-      "display_name": "Pyolite",
+      "display_name": "Python (XPython)",
       "language": "python",
       "name": "python"
     },
diff --git a/environment.yml b/environment.yml
index c93f6c0..bbd94e4 100644
--- a/environment.yml
+++ b/environment.yml
@@ -19,7 +19,7 @@ dependencies:
 - jupyterlab-tour
 - jupyterlab-night
 - jupyterlite-core=0.1.2
-- jupyterlite-pyodide-kernel=0.1.1
+- jupyterlite-xeus-python=0.9.4
 - jupyterlite-sphinx>=0.9.1,<0.10
 - plotly>=5,<6
 - pip: