diff --git a/examples/notebook_individual_systems.ipynb b/examples/notebook_individual_systems.ipynb
index 50c604385e0365b3404fb8d6427b9b9f0c0f7fbf..51f07d868cbcee209f2c8c70166c7a750b77419d 100644
--- a/examples/notebook_individual_systems.ipynb
+++ b/examples/notebook_individual_systems.ipynb
@@ -569,7 +569,7 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3 (ipykernel)",
+   "display_name": "Python 3",
    "language": "python",
    "name": "python3"
   },
@@ -583,7 +583,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.5"
+   "version": "3.6.4"
   }
  },
  "nbformat": 4,