diff --git a/book-example/src/cli/build.md b/book-example/src/cli/build.md
index 9fe42be3..0c296541 100644
--- a/book-example/src/cli/build.md
+++ b/book-example/src/cli/build.md
@@ -26,6 +26,10 @@ mdbook build path/to/book
 When you use the `--open` (`-o`) option, mdbook will open the rendered book in
 your default web browser after building it.
 
+#### --dest-dir
+
+The `--dest-dir` (`-d`) option allows you to change the output directory for your book.
+
 -------------------
 
 ***note:*** *make sure to run the build command in the root directory and not in the source directory*
diff --git a/book-example/src/cli/serve.md b/book-example/src/cli/serve.md
index 39f1c6b8..24221c8e 100644
--- a/book-example/src/cli/serve.md
+++ b/book-example/src/cli/serve.md
@@ -31,8 +31,12 @@ If you were to want live reloading for this you would need to proxy the websocke
 When you use the `--open` (`-o`) option, mdbook will open the book in your
 your default web browser after starting the server.
 
+#### --dest-dir
+
+The `--dest-dir` (`-d`) option allows you to change the output directory for your book.
+
 -----
 
 ***note:*** *the `serve` command has not gotten a lot of testing yet, there could be some rough edges. If you discover a problem, please report it [on Github](https://github.com/azerupi/mdBook/issues)*
 
-***note***: 
+***note***:
diff --git a/book-example/src/cli/watch.md b/book-example/src/cli/watch.md
index 79117b3f..8b110476 100644
--- a/book-example/src/cli/watch.md
+++ b/book-example/src/cli/watch.md
@@ -17,6 +17,10 @@ mdbook watch path/to/book
 When you use the `--open` (`-o`) option, mdbook will open the rendered book in
 your default web browser.
 
+#### --dest-dir
+
+The `--dest-dir` (`-d`) option allows you to change the output directory for your book.
+
 -----
 
 ***note:*** *the `watch` command has not gotten a lot of testing yet, there could be some rough edges. If you discover a problem, please report it [on Github](https://github.com/azerupi/mdBook/issues)*