diff --git a/Cargo.toml b/Cargo.toml
index a704aef..5f02dbf 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -30,7 +30,7 @@ name = "cgmath"
 unstable = []
 
 [dependencies]
-num = "0.1"
+num-traits = "0.1"
 rand = "0.3"
 rustc-serialize = "0.3"
 
diff --git a/src/angle.rs b/src/angle.rs
index abc208a..24eb535 100644
--- a/src/angle.rs
+++ b/src/angle.rs
@@ -21,8 +21,8 @@ use std::ops::*;
 
 use rand::{Rand, Rng};
 use rand::distributions::range::SampleRange;
-use rust_num::{Float, Zero};
-use rust_num::traits::cast;
+use num_traits::{Float, Zero};
+use num_traits::cast;
 
 use structure::Angle;
 
diff --git a/src/approx.rs b/src/approx.rs
index 901952e..e922928 100644
--- a/src/approx.rs
+++ b/src/approx.rs
@@ -13,8 +13,8 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-use rust_num::{Float, NumCast};
-use rust_num::traits::cast;
+use num_traits::{Float, NumCast};
+use num_traits::cast;
 
 pub trait ApproxEq: Sized {
     type Epsilon: NumCast + Float;
diff --git a/src/lib.rs b/src/lib.rs
index e114e8a..2ed6501 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -49,7 +49,7 @@
 //! use cgmath::prelude::*;
 //! ```
 
-extern crate num as rust_num;
+extern crate num_traits;
 extern crate rustc_serialize;
 extern crate rand;
 
@@ -70,7 +70,7 @@ pub use transform::*;
 
 pub use projection::*;
 
-pub use rust_num::{One, Zero, one, zero};
+pub use num_traits::{One, Zero};
 
 // Modules
 
diff --git a/src/matrix.rs b/src/matrix.rs
index 66e9de5..9110fb2 100644
--- a/src/matrix.rs
+++ b/src/matrix.rs
@@ -14,8 +14,8 @@
 // limitations under the License.
 
 use rand::{Rand, Rng};
-use rust_num::{Zero, One};
-use rust_num::traits::cast;
+use num_traits::{Zero, One};
+use num_traits::cast;
 use std::fmt;
 use std::mem;
 use std::ops::*;
diff --git a/src/num.rs b/src/num.rs
index 622c2a9..c69a311 100644
--- a/src/num.rs
+++ b/src/num.rs
@@ -19,7 +19,7 @@ use std::cmp;
 use std::fmt;
 use std::ops::*;
 
-use rust_num::{Float, Num, NumCast};
+use num_traits::{Float, Num, NumCast};
 
 /// A trait providing a [partial ordering](http://mathworld.wolfram.com/PartialOrder.html).
 pub trait PartialOrd {
diff --git a/src/point.rs b/src/point.rs
index accfc17..387e046 100644
--- a/src/point.rs
+++ b/src/point.rs
@@ -21,7 +21,7 @@ use std::fmt;
 use std::mem;
 use std::ops::*;
 
-use rust_num::{One, Zero};
+use num_traits::{One, Zero};
 
 use structure::*;
 
diff --git a/src/projection.rs b/src/projection.rs
index 9636524..110e347 100644
--- a/src/projection.rs
+++ b/src/projection.rs
@@ -13,8 +13,8 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-use rust_num::{Zero, One};
-use rust_num::traits::cast;
+use num_traits::{Zero, One};
+use num_traits::cast;
 
 use structure::Angle;
 
diff --git a/src/quaternion.rs b/src/quaternion.rs
index 54d49b2..f1dbce2 100644
--- a/src/quaternion.rs
+++ b/src/quaternion.rs
@@ -17,8 +17,8 @@ use std::mem;
 use std::ops::*;
 
 use rand::{Rand, Rng};
-use rust_num::{Float, One, Zero};
-use rust_num::traits::cast;
+use num_traits::{Float, One, Zero};
+use num_traits::cast;
 
 use structure::*;
 
diff --git a/src/structure.rs b/src/structure.rs
index 9eb6966..d9f8900 100644
--- a/src/structure.rs
+++ b/src/structure.rs
@@ -15,7 +15,7 @@
 
 //! Generic algebraic structures
 
-use rust_num::{cast, Float, One, Zero};
+use num_traits::{cast, Float, One, Zero};
 use std::cmp;
 use std::ops::*;
 
@@ -198,7 +198,7 @@ pub trait InnerSpace: VectorSpace + Sized where
     /// The distance from the tail to the tip of the vector.
     #[inline]
     fn magnitude(self) -> Self::Scalar {
-        use rust_num::Float;
+        use num_traits::Float;
 
         // FIXME: Not sure why we can't use method syntax for `sqrt` here...
         Float::sqrt(self.magnitude2())
diff --git a/src/transform.rs b/src/transform.rs
index 7c6a0a9..93ccb18 100644
--- a/src/transform.rs
+++ b/src/transform.rs
@@ -15,7 +15,7 @@
 
 use std::fmt;
 
-use rust_num::{Zero, One};
+use num_traits::{Zero, One};
 
 use structure::*;
 
diff --git a/src/vector.rs b/src/vector.rs
index 0e5d7f1..b504d46 100644
--- a/src/vector.rs
+++ b/src/vector.rs
@@ -14,7 +14,7 @@
 // limitations under the License.
 
 use rand::{Rand, Rng};
-use rust_num::{NumCast, Zero, One};
+use num_traits::{NumCast, Zero, One};
 use std::fmt;
 use std::mem;
 use std::ops::*;