diff --git a/src/libcore/iter/traits.rs b/src/libcore/iter/traits.rs
index f95f8e7dbcbb64343cd313b8cc31072368a190b0..d2c5a3bed2869aa137a91b7af1dc225ced0a29d2 100644
--- a/src/libcore/iter/traits.rs
+++ b/src/libcore/iter/traits.rs
@@ -960,7 +960,7 @@ fn product<I>(iter: I) -> Result<T, E>
 ///
 /// Calling next on a fused iterator that has returned `None` once is guaranteed
 /// to return [`None`] again. This trait should be implemented by all iterators
-/// that behave this way because it allows for some significant optimizations.
+/// that behave this way because it allows optimizing [`Iterator::fuse`].
 ///
 /// Note: In general, you should not use `FusedIterator` in generic bounds if
 /// you need a fused iterator. Instead, you should just call [`Iterator::fuse`]