diff --git a/index.html b/index.html
index d3334c9e..47ed767b 100644
--- a/index.html
+++ b/index.html
@@ -1,4 +1,4 @@
-
+
My First React Router App
diff --git a/lessons/10-clean-urls.md b/lessons/10-clean-urls.md
index f88ebe75..5e82b522 100644
--- a/lessons/10-clean-urls.md
+++ b/lessons/10-clean-urls.md
@@ -40,7 +40,7 @@ because your app, in the browser, is manipulating the url. Our current
server doesn't know how to handle the URL.
The Webpack Dev Server has an option to enable this. Open up
-`package.json` and add `--history-fallback-api`.
+`package.json` and add `--history-api-fallback`.
```json
"start": "webpack-dev-server --inline --content-base . --history-api-fallback"
diff --git a/lessons/12-navigating.md b/lessons/12-navigating.md
index f960c907..54591d49 100644
--- a/lessons/12-navigating.md
+++ b/lessons/12-navigating.md
@@ -4,7 +4,7 @@ While most navigation happens with `Link`, you can programatically
navigate around an application in response to form submissions, button
clicks, etc.
-Let's make a little form in `Repos` that progromatically navigates.
+Let's make a little form in `Repos` that programatically navigates.
```js
// modules/Repos.js