diff --git a/book/src/crawl.md b/book/src/crawl.md
index b889e9c..809b1ea 100644
--- a/book/src/crawl.md
+++ b/book/src/crawl.md
@@ -62,7 +62,7 @@ const onPageEvent = (err, value) => {
 
 const subscriptionID = website.subscribe(onPageEvent);
 
-await website.crawl(onPageEvent);
+await website.crawl();
 
 website.unsubscribe(subscriptionID);
 // this will run instantly as the crawl is in the background
diff --git a/book/src/page.md b/book/src/page.md
index 7375fa5..0ac98f4 100644
--- a/book/src/page.md
+++ b/book/src/page.md
@@ -1,6 +1,6 @@
 # Page
 
-A single page on a website, useful if you just the root url.
+A single page on a website, useful if you need just the root url.
 
 ## New Page