Typos
diff --git a/src/lib.rs b/src/lib.rs
index 7e72e73..ca83c83 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -21,16 +21,16 @@
//!
//! # Usage
//!
-//! This crates is [on crates.io](https://crates.io/crates/rand) and can be
-//! used by adding `rand` to your dependencies in your project's `Cargo.toml`.
+//! This crate is [on crates.io](https://crates.io/crates/rand) and can be
+//! used by adding `rand` to the dependencies in your project's `Cargo.toml`.
//!
//! ```toml
//! [dependencies]
//! rand = "0.3"
//! ```
-//!
+//!
//! and this to your crate root:
-//!
+//!
//! ```rust
//! extern crate rand;
//! ```
