diff --git a/src/bench/mat.rs b/src/bench/mat.rs
index 7f0ff5fb..ec782c99 100644
--- a/src/bench/mat.rs
+++ b/src/bench/mat.rs
@@ -1,5 +1,5 @@
 use std::rand::random;
-use extra::test::BenchHarness;
+use test::BenchHarness;
 use na::{Vec2, Vec3, Vec4, Vec5, Vec6, DVec, Mat2, Mat3, Mat4, Mat5, Mat6, DMat};
 
 macro_rules! bench_mul_mat(
diff --git a/src/bench/vec.rs b/src/bench/vec.rs
index d08081ca..c4833fda 100644
--- a/src/bench/vec.rs
+++ b/src/bench/vec.rs
@@ -1,5 +1,5 @@
 use std::rand::random;
-use extra::test::BenchHarness;
+use test::BenchHarness;
 use na::{Vec2, Vec3, Vec4, Vec5, Vec6};
 use na;
 
diff --git a/src/lib.rs b/src/lib.rs
index 4a102114..854ab5b0 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -113,6 +113,9 @@ extern crate std;
 extern crate extra;
 extern crate serialize;
 
+#[cfg(test)]
+extern crate test;
+
 pub mod na;
 mod structs;
 mod traits;