diff --git a/examples/notebooks/Part 4 - Markdown Cells.ipynb b/examples/notebooks/Part 4 - Markdown Cells.ipynb
index 564543984..d6461279d 100644
--- a/examples/notebooks/Part 4 - Markdown Cells.ipynb
+++ b/examples/notebooks/Part 4 - Markdown Cells.ipynb
@@ -231,13 +231,13 @@
"\n",
"
\n",
"\n",
- "
\n",
+ "
\n",
"\n",
"and a video with the HTML5 video tag:\n",
"\n",
" \n",
"\n",
- "\n",
+ "\n",
"\n",
"These do not embed the data into the notebook file, and require that the files exist when you are viewing the notebook."
]