1 files changed, 1 insertions, 1 deletions
diff --git a/src/libcore/macros.rs b/src/libcore/macros.rs
index d5a7c1d6b26..07fac66d41c 100644
--- a/src/libcore/macros.rs
+++ b/src/libcore/macros.rs
@@ -233,7 +233,7 @@ macro_rules! writeln {
 /// ```
 /// # #![feature(core)]
 /// fn divide_by_three(x: u32) -> u32 { // one of the poorest implementations of x/3
-///     for i in std::iter::count(0, 1) {
+///     for i in 0.. {
 ///         if 3*i < i { panic!("u32 overflow"); }
 ///         if x < 3*i { return i-1; }
 ///     }