diff --git a/10_LA_intro.ipynb b/10_LA_intro.ipynb
index f07fd162..fa4709a5 100644
--- a/10_LA_intro.ipynb
+++ b/10_LA_intro.ipynb
@@ -2518,7 +2518,7 @@
     "    ellipse_axes[1, i] = s[i] * numpy.sin(theta[i])\n",
     "\n",
     "axes = fig.add_subplot(1, 2, 2, aspect='equal')\n",
-    "axes.add_artist(patches.Ellipse((0.0, 0.0), 2 * s[0], 2 * s[1], theta[0] * 180.0 / numpy.pi,\n",
+    "axes.add_artist(patches.Ellipse(xy=(0.0, 0.0), width=2 * s[0], height=2 * s[1], angle=theta[0] * 180.0 / numpy.pi,\n",
     "                                edgecolor='r', facecolor='none'))\n",
     "for i in range(A.shape[0]):\n",
     "    axes.arrow(0.0, 0.0, ellipse_axes[0, i] - head_length * numpy.cos(theta[i]), \n",
@@ -2985,7 +2985,7 @@
  "metadata": {
   "celltoolbar": "Slideshow",
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3",
    "language": "python",
    "name": "python3"
   },
@@ -2999,7 +2999,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.11.7"
+   "version": "3.13.7"
   },
   "latex_envs": {
    "bibliofile": "biblio.bib",