diff --git a/GuidedTutorials/HeatEquation_Simple/Visualization.ipynb b/GuidedTutorials/HeatEquation_Simple/Visualization.ipynb
index 1d0d9a2c..e9dddb47 100644
--- a/GuidedTutorials/HeatEquation_Simple/Visualization.ipynb
+++ b/GuidedTutorials/HeatEquation_Simple/Visualization.ipynb
@@ -99,6 +99,7 @@
    "outputs": [],
    "source": [
     "import yt\n",
+    "from yt.frontends import boxlib\n",
     "from yt.frontends.boxlib.data_structures import AMReXDataset"
    ]
   },
@@ -191,7 +192,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.8.8"
+   "version": "3.11.5"
   }
  },
  "nbformat": 4,