diff --git a/tokio/src/sync/mpsc/bounded.rs b/tokio/src/sync/mpsc/bounded.rs
index 2810dad0d..c7ecd9fc6 100644
--- a/tokio/src/sync/mpsc/bounded.rs
+++ b/tokio/src/sync/mpsc/bounded.rs
@@ -184,8 +184,6 @@ impl<T> Receiver<T> {
     ///     sync_code.join().unwrap()
     /// }
     /// ```
-    #[cfg(feature = "rt-core")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "rt-core")))]
     pub fn blocking_recv(&mut self) -> Option<T> {
         let mut enter_handle = crate::runtime::enter::enter(false);
         enter_handle.block_on(self.recv()).unwrap()
@@ -456,8 +454,6 @@ impl<T> Sender<T> {
     ///     sync_code.join().unwrap()
     /// }
     /// ```
-    #[cfg(feature = "rt-core")]
-    #[cfg_attr(docsrs, doc(cfg(feature = "rt-core")))]
     pub fn blocking_send(&mut self, value: T) -> Result<(), SendError<T>> {
         let mut enter_handle = crate::runtime::enter::enter(false);
         enter_handle.block_on(self.send(value)).unwrap()