diff --git a/clean/app_jupyter.ipynb b/clean/app_jupyter.ipynb
index 2fc8fef..4b32120 100644
--- a/clean/app_jupyter.ipynb
+++ b/clean/app_jupyter.ipynb
@@ -4,7 +4,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "# Appendix: Jupyter notebook 101"
+    "# Appendix: Jupyter Notebook 101"
    ]
   },
   {
@@ -79,7 +79,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "## Markdown formatting\n"
+    "## Markdown Formatting\n"
    ]
   },
   {
@@ -202,21 +202,21 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "## Running the app locally"
+    "## Running the App Locally"
    ]
   },
   {
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "## Creating a notebook"
+    "## Creating a Notebook"
    ]
   },
   {
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "## Shortcuts and tricks"
+    "## Shortcuts and Tricks"
    ]
   },
   {