diff --git a/Cargo.toml b/Cargo.toml
index 71f919f..5f6526e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,9 +12,12 @@ exclude = [
     ".travis.yml", ".gitignore", "test-data"
 ]
 
+[badges]
+travis-ci = { repository = "kennytm/qrcode-rust" }
+
 [dependencies]
 num-traits = "0.1.33"
-image = { version = "0.12.1", optional = true }
+image = { version = "0.12.2", optional = true }
 
 [features]
 default = ["image"]
diff --git a/README.md b/README.md
index 9204909..60db9e7 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@ qrcode-rust
 
 [![Build status](https://travis-ci.org/kennytm/qrcode-rust.svg?branch=master)](https://travis-ci.org/kennytm/qrcode-rust)
 [![Coverage Status](https://coveralls.io/repos/github/kennytm/qrcode-rust/badge.svg?branch=coveralls)](https://coveralls.io/github/kennytm/qrcode-rust?branch=coveralls)
-[![crates.io](http://meritbadge.herokuapp.com/qrcode)](https://crates.io/crates/qrcode)
+[![crates.io](https://img.shields.io/crates/v/qrcode.svg)](https://crates.io/crates/qrcode)
 [![MIT / Apache 2.0](https://img.shields.io/badge/license-MIT%20%2f%20Apache%202.0-blue.svg)](./LICENSE-APACHE.txt)
 
 QR code and Micro QR code encoder in Rust. [Documentation](https://docs.rs/qrcode).
diff --git a/src/lib.rs b/src/lib.rs
index c7678a6..006a1e8 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -3,26 +3,23 @@
 //! This crate provides a QR code and Micro QR code encoder for binary data.
 //!
 //! ```
-//! extern crate image;
 //! extern crate qrcode;
+//! extern crate image;
 //!
-//! use image::GrayImage;
 //! use qrcode::QrCode;
+//! use image::GrayImage;
 //!
-//! # fn main() {
+//! fn main() {
+//!     // Encode some data into bits.
+//!     let code = QrCode::new(b"01234567").unwrap();
 //!
-//! let code = QrCode::new(b"Some content here.");
-//! match code {
-//!     Err(err) => panic!("Failed to encode the QR code: {:?}", err),
-//!     Ok(code) => {
-//!         let image: GrayImage = code.render().min_width(100).to_image();
-//!         // render `image`...
-//!     }
+//!     // Render the bits into an image.
+//!     let image: GrayImage = code.render().to_image();
+//!
+//!     // Save the image.
+//!     image.save("/tmp/qrcode.png").unwrap();
 //! }
-//!
-//! # }
 //! ```
-//!
 
 #![cfg_attr(feature="bench", feature(test))] // Unstable libraries