diff --git a/Cargo.toml b/Cargo.toml
index 6df0dec..d05b5ae 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,23 +1,23 @@
 [package]
 name = "serde-pickle"
-version = "0.4.0"
+version = "0.4.1"
 authors = ["Georg Brandl <georg@python.org>"]
 license = "MIT/Apache-2.0"
 description = "A serde-based serialization library for Python's pickle format"
 repository = "https://github.com/birkenfeld/serde-pickle"
-documentation = "http://birkenfeld.github.io/serde-pickle/serde_pickle/index.html"
+documentation = "http://docs.rs/serde-pickle"
 keywords = ["pickle", "python", "serde", "serialization"]
 
 [dependencies]
 serde = "1.0.2"
 byteorder = "1.0.0"
-num-bigint = "0.1.32"
-num-traits = "0.1.32"
+num-bigint = "0.1.43"
+num-traits = "0.2.2"
 iter-read = "0.1.0"
 
 # For the example binary and the test suite.
 [dev-dependencies]
 serde_derive = "1.0.2"
 serde_json = "1.0.0"
-rand = "0.3.14"
-quickcheck = "0.4.1"
+rand = "0.4.2"
+quickcheck = "0.6.2"
diff --git a/README.md b/README.md
index 050614f..79e1a76 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ Serde Pickle Serialization Library
 [![Build status](https://api.travis-ci.org/birkenfeld/serde-pickle.png)](https://travis-ci.org/birkenfeld/serde-pickle)
 [![Latest Version](https://img.shields.io/crates/v/serde-pickle.svg)](https://crates.io/crates/serde-pickle)
 
-[Documentation](https://birkenfeld.github.io/serde-pickle/serde_pickle/index.html)
+[Documentation](https://docs.rs/serde-pickle)
 
 This crate is a Rust library for parsing and generating Python pickle
 streams. It is built upon [Serde](https://github.com/serde-rs/serde), a high
@@ -55,9 +55,4 @@ fn main() {
 
 Serializing and deserializing structs and enums that implement the
 serde-provided traits is supported, and works analogous to other crates
-(using either `serde_macros` or `serde_codegen`).
-
-Notes
-=====
-
-The test suite currently only works with the nightly-based `serde_macros`.
+(using `serde_derive`).