diff --git a/library/core/src/option.rs b/library/core/src/option.rs
index a3d20f016fd9..3daf26208b93 100644
--- a/library/core/src/option.rs
+++ b/library/core/src/option.rs
@@ -581,7 +581,7 @@ impl<T> Option<T> {
     /// assert_eq!(opt.unwrap(), 3);
     /// ```
     #[inline]
-    #[unstable(feature = "option_insert", reason = "newly added", issue = "none")]
+    #[unstable(feature = "option_insert", reason = "newly added", issue = "78271")]
     pub fn insert(&mut self, value: T) -> &mut T {
         *self = Some(value);