diff --git a/library/core/src/sync/atomic.rs b/library/core/src/sync/atomic.rs
index 8a7c3c3c303..0c1ebaf77f8 100644
--- a/library/core/src/sync/atomic.rs
+++ b/library/core/src/sync/atomic.rs
@@ -2714,7 +2714,7 @@ macro_rules! atomic_int {
             #[doc = concat!("    fn my_atomic_op(arg: *mut ", stringify!($int_type), ");")]
             /// }
             ///
-            #[doc = concat!("let mut atomic = ", stringify!($atomic_type), "::new(1);")]
+            #[doc = concat!("let atomic = ", stringify!($atomic_type), "::new(1);")]
             ///
             // SAFETY: Safe as long as `my_atomic_op` is atomic.
             /// unsafe {