diff --git a/Cargo.toml b/Cargo.toml
index 9e3e300..98ae864 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -16,11 +16,11 @@ exclude = [ ".gitignore", "TESTVECTORS", "res/*" ]
 travis-ci = { repository = "dalek-cryptography/ed25519-dalek", branch = "master"}
 
 [dependencies.curve25519-dalek]
-version = "1.0.0-pre.0"
+version = "1.0.0-pre.1"
 default-features = false
 
 [dependencies.rand]
-version = "0.5"
+version = "0.6.0"
 default-features = false
 features = ["i128_support"]
 
@@ -44,6 +44,7 @@ hex = "^0.3"
 sha2 = "^0.8"
 bincode = "^0.9"
 criterion = "0.2"
+rand_chacha = "0.1.0"
 
 [[bench]]
 name = "ed25519_benchmarks"
diff --git a/src/ed25519.rs b/src/ed25519.rs
index f7051bd..41acac6 100644
--- a/src/ed25519.rs
+++ b/src/ed25519.rs
@@ -287,13 +287,14 @@ impl SecretKey {
     ///
     /// ```
     /// # extern crate rand;
+    /// # extern crate rand_chacha;
     /// # extern crate sha2;
     /// # extern crate ed25519_dalek;
     /// #
     /// # fn main() {
     /// #
     /// # use rand::Rng;
-    /// # use rand::ChaChaRng;
+    /// # use rand_chacha::ChaChaRng;
     /// # use rand::SeedableRng;
     /// # use sha2::Sha512;
     /// # use ed25519_dalek::PublicKey;
@@ -313,7 +314,7 @@ impl SecretKey {
     ///
     /// # Input
     ///
-    /// A CSPRNG with a `fill_bytes()` method, e.g. `rand::ChaChaRng`
+    /// A CSPRNG with a `fill_bytes()` method, e.g. `rand_chacha::ChaChaRng`
     pub fn generate<T>(csprng: &mut T) -> SecretKey
         where T: CryptoRng + Rng,
     {
@@ -951,7 +952,7 @@ impl From<ExpandedSecretKey> for PublicKey {
 /// use ed25519_dalek::PublicKey;
 /// use ed25519_dalek::Signature;
 /// use rand::thread_rng;
-/// use rand::ThreadRng;
+/// use rand::rngs::ThreadRng;
 /// use sha2::Sha512;
 ///
 /// # fn main() {
@@ -1147,7 +1148,7 @@ impl Keypair {
     ///
     /// # Input
     ///
-    /// A CSPRNG with a `fill_bytes()` method, e.g. `rand::ChaChaRng`.
+    /// A CSPRNG with a `fill_bytes()` method, e.g. `rand_chacha::ChaChaRng`.
     ///
     /// The caller must also supply a hash function which implements the
     /// `Digest` and `Default` traits, and which returns 512 bits of output.
@@ -1392,9 +1393,9 @@ mod test {
     use std::string::String;
     use std::vec::Vec;
     use rand::thread_rng;
-    use rand::ChaChaRng;
+    use rand_chacha::ChaChaRng;
     use rand::SeedableRng;
-    use rand::ThreadRng;
+    use rand::rngs::ThreadRng;
     use hex::FromHex;
     use sha2::Sha512;
     use super::*;
diff --git a/src/lib.rs b/src/lib.rs
index e01e2fd..d6a023b 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -44,11 +44,12 @@
 //!
 //! ```
 //! # extern crate rand;
+//! # extern crate rand_chacha;
 //! # extern crate sha2;
 //! # extern crate ed25519_dalek;
 //! # fn main() {
 //! # use rand::Rng;
-//! # use rand::ChaChaRng;
+//! # use rand_chacha::ChaChaRng;
 //! # use rand::SeedableRng;
 //! # use sha2::Sha512;
 //! # use ed25519_dalek::Keypair;
@@ -67,9 +68,10 @@
 //! # extern crate rand;
 //! # extern crate sha2;
 //! # extern crate ed25519_dalek;
+//! # extern crate rand_chacha;
 //! # fn main() {
 //! # use rand::Rng;
-//! # use rand::ChaChaRng;
+//! # use rand_chacha::ChaChaRng;
 //! # use rand::SeedableRng;
 //! # use sha2::Sha512;
 //! # use ed25519_dalek::Keypair;
@@ -89,9 +91,10 @@
 //! # extern crate rand;
 //! # extern crate sha2;
 //! # extern crate ed25519_dalek;
+//! # extern crate rand_chacha;
 //! # fn main() {
 //! # use rand::Rng;
-//! # use rand::ChaChaRng;
+//! # use rand_chacha::ChaChaRng;
 //! # use rand::SeedableRng;
 //! # use sha2::Sha512;
 //! # use ed25519_dalek::Keypair;
@@ -119,8 +122,10 @@
 //! # extern crate rand;
 //! # extern crate sha2;
 //! # extern crate ed25519_dalek;
+//! # extern crate rand_chacha;
 //! # fn main() {
-//! # use rand::{Rng, ChaChaRng, SeedableRng};
+//! # use rand::{Rng, SeedableRng};
+//! # use rand_chacha::ChaChaRng;
 //! # use sha2::Sha512;
 //! # use ed25519_dalek::{Keypair, Signature, PublicKey};
 //! use ed25519_dalek::{PUBLIC_KEY_LENGTH, SECRET_KEY_LENGTH, KEYPAIR_LENGTH, SIGNATURE_LENGTH};
@@ -142,8 +147,10 @@
 //! ```
 //! # extern crate rand;
 //! # extern crate sha2;
+//! # extern crate rand_chacha;
 //! # extern crate ed25519_dalek;
-//! # use rand::{Rng, ChaChaRng, SeedableRng};
+//! # use rand::{Rng, SeedableRng};
+//! # use rand_chacha::ChaChaRng;
 //! # use sha2::Sha512;
 //! # use ed25519_dalek::{Keypair, Signature, PublicKey, SecretKey, SignatureError};
 //! # use ed25519_dalek::{PUBLIC_KEY_LENGTH, SECRET_KEY_LENGTH, KEYPAIR_LENGTH, SIGNATURE_LENGTH};
@@ -186,6 +193,7 @@
 //! # extern crate rand;
 //! # extern crate sha2;
 //! # extern crate ed25519_dalek;
+//! # extern crate rand_chacha;
 //! # #[cfg(feature = "serde")]
 //! extern crate serde;
 //! # #[cfg(feature = "serde")]
@@ -193,7 +201,8 @@
 //!
 //! # #[cfg(feature = "serde")]
 //! # fn main() {
-//! # use rand::{Rng, ChaChaRng, SeedableRng};
+//! # use rand::{Rng, SeedableRng};
+//! # use rand_chacha::ChaChaRng;
 //! # use sha2::Sha512;
 //! # use ed25519_dalek::{Keypair, Signature, PublicKey};
 //! use bincode::{serialize, Infinite};
@@ -218,6 +227,7 @@
 //! # extern crate rand;
 //! # extern crate sha2;
 //! # extern crate ed25519_dalek;
+//! # extern crate rand_chacha;
 //! # #[cfg(feature = "serde")]
 //! # extern crate serde;
 //! # #[cfg(feature = "serde")]
@@ -225,7 +235,8 @@
 //! #
 //! # #[cfg(feature = "serde")]
 //! # fn main() {
-//! # use rand::{Rng, ChaChaRng, SeedableRng};
+//! # use rand::{Rng, SeedableRng};
+//! # use rand_chacha::ChaChaRng;
 //! # use sha2::Sha512;
 //! # use ed25519_dalek::{Keypair, Signature, PublicKey};
 //! # use bincode::{serialize, Infinite};
@@ -272,6 +283,9 @@ extern crate sha2;
 #[cfg(test)]
 extern crate hex;
 
+#[cfg(test)]
+extern crate rand_chacha;
+
 #[cfg(feature = "serde")]
 extern crate serde;