diff --git a/Cargo.toml b/Cargo.toml
index 41976ff..e4b7948 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,7 +2,7 @@
 name = "x25519-dalek"
 version = "0.5.2"
 authors = [
-    "Isis Lovecruft <isis@patternsinthevoid.net>", 
+    "Isis Lovecruft <isis@patternsinthevoid.net>",
     "DebugSteven <debugsteven@gmail.com>",
     "Henry de Valence <hdevalence@hdevalence.ca>",
 ]
@@ -29,12 +29,12 @@ features = ["nightly"]
 
 [dependencies]
 curve25519-dalek = { version = "1", default-features = false }
-rand_core = { version = "0.3", default-features = false }
-clear_on_drop = { version = "0.2" }
+rand_core = { version = "0.5.0", default-features = false }
+clear_on_drop = "0.2"
 
 [dev-dependencies]
 criterion = "0.2"
-rand_os = "0.1"
+rand_os = "0.2.1"
 
 [[bench]]
 name = "x25519"
diff --git a/src/x25519.rs b/src/x25519.rs
index 30f5bdb..773c1bc 100644
--- a/src/x25519.rs
+++ b/src/x25519.rs
@@ -20,8 +20,7 @@ use curve25519_dalek::constants::ED25519_BASEPOINT_TABLE;
 use curve25519_dalek::montgomery::MontgomeryPoint;
 use curve25519_dalek::scalar::Scalar;
 
-use rand_core::RngCore;
-use rand_core::CryptoRng;
+use rand_core::{CryptoRng, RngCore};
 
 /// A `PublicKey` is the corresponding public key converted from
 /// an `EphemeralSecret` or a `StaticSecret` key.
@@ -200,10 +199,9 @@ mod test {
     // lives here.
     #[test]
     fn alice_and_bob() {
-        let mut csprng = OsRng::new().unwrap();
-        let alice_secret = EphemeralSecret::new(&mut csprng);
+        let alice_secret = EphemeralSecret::new(&mut OsRng);
         let alice_public = PublicKey::from(&alice_secret);
-        let bob_secret = EphemeralSecret::new(&mut csprng);
+        let bob_secret = EphemeralSecret::new(&mut OsRng);
         let bob_public = PublicKey::from(&bob_secret);
         let alice_shared_secret = alice_secret.diffie_hellman(&bob_public);
         let bob_shared_secret = bob_secret.diffie_hellman(&alice_public);