diff --git a/src/components/gfx/render_task.rs b/src/components/gfx/render_task.rs
index 4f88465cf13..3af08754e87 100644
--- a/src/components/gfx/render_task.rs
+++ b/src/components/gfx/render_task.rs
@@ -21,7 +21,6 @@ use servo_util::time;
 
 use std::comm::{Chan, Port, SharedChan};
 use std::task::spawn_with;
-use std::util;
 use extra::arc::Arc;
 
 use buffer_map::BufferMap;
diff --git a/src/components/main/compositing/compositor_layer.rs b/src/components/main/compositing/compositor_layer.rs
index 13d22f6602a..04ee0ce743d 100644
--- a/src/components/main/compositing/compositor_layer.rs
+++ b/src/components/main/compositing/compositor_layer.rs
@@ -10,9 +10,11 @@ use geom::rect::Rect;
 use geom::size::Size2D;
 use gfx::render_task::{ReRenderMsg, UnusedBufferMsg};
 use layers::layers::{ContainerLayerKind, ContainerLayer, Flip, NoFlip, TextureLayer};
-use layers::layers::{TextureLayerKind, VerticalFlip};
+use layers::layers::TextureLayerKind;
+#[cfg(target_os="macos")] use layers::layers::VerticalFlip;
 use layers::platform::surface::{NativeCompositingGraphicsContext, NativeSurfaceMethods};
-use layers::texturegl::{Texture, TextureTarget, TextureTargetRectangle};
+use layers::texturegl::{Texture, TextureTarget};
+#[cfg(target_os="macos")] use layers::texturegl::TextureTargetRectangle;
 use pipeline::Pipeline;
 use script::dom::event::{ClickEvent, MouseDownEvent, MouseUpEvent};
 use script::script_task::SendEventMsg;