diff --git a/src/etc/vim/syntax/rust.vim b/src/etc/vim/syntax/rust.vim
index 833cc616f7f19..b98680ae3ae3c 100644
--- a/src/etc/vim/syntax/rust.vim
+++ b/src/etc/vim/syntax/rust.vim
@@ -99,7 +99,7 @@ syn keyword rustTrait Tuple9 Tuple10 Tuple11 Tuple12
 syn keyword rustTrait ImmutableTuple1 ImmutableTuple2 ImmutableTuple3 ImmutableTuple4
 syn keyword rustTrait ImmutableTuple5 ImmutableTuple6 ImmutableTuple7 ImmutableTuple8
 syn keyword rustTrait ImmutableTuple9 ImmutableTuple10 ImmutableTuple11 ImmutableTuple12
-syn keyword rustTrait ImmutableEqVector ImmutableTotalOrdVector ImmutableCopyableVector
+syn keyword rustTrait ImmutableEqVector ImmutableTotalOrdVector ImmutableCloneableVector
 syn keyword rustTrait OwnedVector OwnedCloneableVector OwnedEqVector MutableVector
 syn keyword rustTrait Vector VectorVector CloneableVector ImmutableVector
 
diff --git a/src/libstd/prelude.rs b/src/libstd/prelude.rs
index 31e3edb70dff4..ee0bee058b6bf 100644
--- a/src/libstd/prelude.rs
+++ b/src/libstd/prelude.rs
@@ -75,7 +75,7 @@ pub use tuple::{ImmutableTuple9, ImmutableTuple10, ImmutableTuple11, ImmutableTu
 pub use tuple::{Tuple1, Tuple2, Tuple3, Tuple4};
 pub use tuple::{Tuple5, Tuple6, Tuple7, Tuple8};
 pub use tuple::{Tuple9, Tuple10, Tuple11, Tuple12};
-pub use vec::{ImmutableEqVector, ImmutableTotalOrdVector, ImmutableCopyableVector};
+pub use vec::{ImmutableEqVector, ImmutableTotalOrdVector, ImmutableCloneableVector};
 pub use vec::{OwnedVector, OwnedCloneableVector,OwnedEqVector};
 pub use vec::{MutableVector, MutableTotalOrdVector};
 pub use vec::{Vector, VectorVector, CloneableVector, ImmutableVector};
diff --git a/src/libstd/vec.rs b/src/libstd/vec.rs
index 589084ff8815d..467bcf075f60c 100644
--- a/src/libstd/vec.rs
+++ b/src/libstd/vec.rs
@@ -1261,7 +1261,7 @@ impl<'a, T: TotalOrd> ImmutableTotalOrdVector<T> for &'a [T] {
 }
 
 /// Extension methods for vectors containing `Clone` elements.
-pub trait ImmutableCopyableVector<T> {
+pub trait ImmutableCloneableVector<T> {
     /**
      * Partitions the vector into those that satisfies the predicate, and
      * those that do not.
@@ -1273,7 +1273,7 @@ pub trait ImmutableCopyableVector<T> {
     fn permutations(self) -> Permutations<T>;
 }
 
-impl<'a,T:Clone> ImmutableCopyableVector<T> for &'a [T] {
+impl<'a,T:Clone> ImmutableCloneableVector<T> for &'a [T] {
     #[inline]
     fn partitioned(&self, f: |&T| -> bool) -> (~[T], ~[T]) {
         let mut lefts  = ~[];