diff --git a/Cargo.toml b/Cargo.toml
index 4b6c91eb9ad..9f66f5565c3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -91,5 +91,8 @@ path = "examples/performance/main.rs"
 [dev_dependencies.gfx_gl]
 git = "https://github.com/gfx-rs/gfx_gl.git"
 
+[dev_dependencies.time]
+git = "https://github.com/rust-lang/time"
+
 # [dev_dependencies.cgmath]
 # git = "http://github.com/bjz/cgmath-rs"
diff --git a/examples/cube/main.rs b/examples/cube/main.rs
index 0a4c51aca3c..b5d20b45e6d 100644
--- a/examples/cube/main.rs
+++ b/examples/cube/main.rs
@@ -21,7 +21,6 @@ extern crate gfx;
 extern crate gfx_macros;
 extern crate glfw;
 extern crate native;
-extern crate time;
 
 use cgmath::FixedArray;
 use cgmath::{Matrix, Point3, Vector3};
diff --git a/src/render/lib.rs b/src/render/lib.rs
index 43b1f08f730..5bd68ab0247 100644
--- a/src/render/lib.rs
+++ b/src/render/lib.rs
@@ -477,8 +477,8 @@ impl<D: device::Device<C>, C: CommandBuffer> DeviceHelper<C> for D {
     fn create_mesh<T: mesh::VertexFormat + Copy>(&mut self, data: &[T]) -> mesh::Mesh {
         let nv = data.len();
         debug_assert!(nv < {
-            use std::num::Bounded;
-            let val: device::VertexCount = Bounded::max_value();
+            use std::num::Int;
+            let val: device::VertexCount = Int::max_value();
             val as uint
         });
         let buf = self.create_buffer_static(data);