diff --git a/penguin_crossfilter/penguin_crossfilter.ipynb b/penguin_crossfilter/penguin_crossfilter.ipynb
index 27e1bf0d4..0d68cb617 100644
--- a/penguin_crossfilter/penguin_crossfilter.ipynb
+++ b/penguin_crossfilter/penguin_crossfilter.ipynb
@@ -67,7 +67,7 @@
    "source": [
     "This diagram provides some background about what these measurements mean:\n",
     "\n",
-    "<div><img src=\"./assets/culmen_depth.png\" style=\"display: flex; margin: auto;\" width=\"60%\"></img></div>"
+    "<img src=\"./assets/culmen_depth.png\" style=\"display: flex; margin: auto;\" width=\"60%\"></img>"
    ]
   },
   {
@@ -322,7 +322,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "<div><img src=\"./assets/screenshot.png\" style=\"display: flex; margin: auto;\" width=\"80%\"></img></div>"
+    "<img src=\"./assets/screenshot.png\" style=\"display: flex; margin: auto;\" width=\"80%\"></img>"
    ]
   }
  ],
@@ -342,7 +342,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.18"
+   "version": "3.10.12"
   }
  },
  "nbformat": 4,