diff --git a/library/alloc/src/boxed.rs b/library/alloc/src/boxed.rs
index 613791448eb5b..1112415e3a875 100644
--- a/library/alloc/src/boxed.rs
+++ b/library/alloc/src/boxed.rs
@@ -712,14 +712,12 @@ impl<T, A: Allocator> Box<T, A> {
     /// # Examples
     ///
     /// ```
-    /// #![feature(smart_pointer_try_map)]
-    ///
     /// let b = Box::new(7);
     /// let new = Box::map(b, |i| i + 7);
     /// assert_eq!(*new, 14);
     /// ```
     #[cfg(not(no_global_oom_handling))]
-    #[unstable(feature = "smart_pointer_try_map", issue = "144419")]
+    #[stable(feature = "smart_pointer_map", since = "CURRENT_RUSTC_VERSION")]
     pub fn map<U>(this: Self, f: impl FnOnce(T) -> U) -> Box<U, A> {
         let (value, allocation) = Box::take(this);
         let (raw, alloc) = Box::into_non_null_with_allocator(allocation);
diff --git a/library/alloc/src/rc.rs b/library/alloc/src/rc.rs
index 37714859ede38..5a76dae6400bd 100644
--- a/library/alloc/src/rc.rs
+++ b/library/alloc/src/rc.rs
@@ -1033,8 +1033,6 @@ impl<T, A: Allocator> Rc<T, A> {
     /// # Examples
     ///
     /// ```
-    /// #![feature(smart_pointer_try_map)]
-    ///
     /// use std::rc::Rc;
     ///
     /// let r = Rc::new(7);
@@ -1042,7 +1040,7 @@ impl<T, A: Allocator> Rc<T, A> {
     /// assert_eq!(*new, 14);
     /// ```
     #[cfg(not(no_global_oom_handling))]
-    #[unstable(feature = "smart_pointer_try_map", issue = "144419")]
+    #[stable(feature = "smart_pointer_map", since = "CURRENT_RUSTC_VERSION")]
     pub fn map<U>(this: Self, f: impl FnOnce(&T) -> U) -> Rc<U, A> {
         if size_of::<T>() == size_of::<U>()
             && align_of::<T>() == align_of::<U>()
@@ -4274,7 +4272,6 @@ impl<T> UniqueRc<T> {
     /// # Examples
     ///
     /// ```
-    /// #![feature(smart_pointer_try_map)]
     /// #![feature(unique_rc_arc)]
     ///
     /// use std::rc::UniqueRc;
@@ -4284,7 +4281,7 @@ impl<T> UniqueRc<T> {
     /// assert_eq!(*new, 14);
     /// ```
     #[cfg(not(no_global_oom_handling))]
-    #[unstable(feature = "smart_pointer_try_map", issue = "144419")]
+    #[unstable(feature = "unique_rc_arc", issue = "112566")]
     pub fn map<U>(this: Self, f: impl FnOnce(T) -> U) -> UniqueRc<U> {
         if size_of::<T>() == size_of::<U>()
             && align_of::<T>() == align_of::<U>()
diff --git a/library/alloc/src/sync.rs b/library/alloc/src/sync.rs
index cca6f881e1740..7dd5393a32295 100644
--- a/library/alloc/src/sync.rs
+++ b/library/alloc/src/sync.rs
@@ -1189,8 +1189,6 @@ impl<T, A: Allocator> Arc<T, A> {
     /// # Examples
     ///
     /// ```
-    /// #![feature(smart_pointer_try_map)]
-    ///
     /// use std::sync::Arc;
     ///
     /// let r = Arc::new(7);
@@ -1198,7 +1196,7 @@ impl<T, A: Allocator> Arc<T, A> {
     /// assert_eq!(*new, 14);
     /// ```
     #[cfg(not(no_global_oom_handling))]
-    #[unstable(feature = "smart_pointer_try_map", issue = "144419")]
+    #[stable(feature = "smart_pointer_map", since = "CURRENT_RUSTC_VERSION")]
     pub fn map<U>(this: Self, f: impl FnOnce(&T) -> U) -> Arc<U, A> {
         if size_of::<T>() == size_of::<U>()
             && align_of::<T>() == align_of::<U>()
@@ -4739,7 +4737,6 @@ impl<T> UniqueArc<T, Global> {
     /// # Examples
     ///
     /// ```
-    /// #![feature(smart_pointer_try_map)]
     /// #![feature(unique_rc_arc)]
     ///
     /// use std::sync::UniqueArc;
@@ -4749,7 +4746,7 @@ impl<T> UniqueArc<T, Global> {
     /// assert_eq!(*new, 14);
     /// ```
     #[cfg(not(no_global_oom_handling))]
-    #[unstable(feature = "smart_pointer_try_map", issue = "144419")]
+    #[unstable(feature = "unique_rc_arc", issue = "112566")]
     pub fn map<U>(this: Self, f: impl FnOnce(T) -> U) -> UniqueArc<U> {
         if size_of::<T>() == size_of::<U>()
             && align_of::<T>() == align_of::<U>()