diff --git a/src/interest.rs b/src/interest.rs
index 50d1bf047..06b163225 100644
--- a/src/interest.rs
+++ b/src/interest.rs
@@ -37,6 +37,8 @@ impl Interest {
         target_os = "freebsd",
         target_os = "ios",
         target_os = "macos",
+        target_os = "tvos",
+        target_os = "watchos",
     ))]
     pub const AIO: Interest = Interest(unsafe { NonZeroU8::new_unchecked(AIO) });
 
@@ -153,6 +155,8 @@ impl fmt::Debug for Interest {
             target_os = "freebsd",
             target_os = "ios",
             target_os = "macos",
+            target_os = "tvos",
+            target_os = "watchos",
         ))]
         {
             if self.is_aio() {
diff --git a/src/sys/unix/net.rs b/src/sys/unix/net.rs
index 2396ab9eb..e93918c72 100644
--- a/src/sys/unix/net.rs
+++ b/src/sys/unix/net.rs
@@ -27,7 +27,12 @@ pub(crate) fn new_socket(domain: libc::c_int, socket_type: libc::c_int) -> io::R
     let socket = syscall!(socket(domain, socket_type, 0))?;
 
     // Mimick `libstd` and set `SO_NOSIGPIPE` on apple systems.
-    #[cfg(any(target_os = "ios", target_os = "macos"))]
+    #[cfg(any(
+        target_os = "ios",
+        target_os = "macos",
+        target_os = "tvos",
+        target_os = "watchos",
+    ))]
     if let Err(err) = syscall!(setsockopt(
         socket,
         libc::SOL_SOCKET,
@@ -40,7 +45,12 @@ pub(crate) fn new_socket(domain: libc::c_int, socket_type: libc::c_int) -> io::R
     }
 
     // Darwin doesn't have SOCK_NONBLOCK or SOCK_CLOEXEC.
-    #[cfg(any(target_os = "ios", target_os = "macos"))]
+    #[cfg(any(
+        target_os = "ios",
+        target_os = "macos",
+        target_os = "tvos",
+        target_os = "watchos",
+    ))]
     {
         if let Err(err) = syscall!(fcntl(socket, libc::F_SETFL, libc::O_NONBLOCK)) {
             let _ = syscall!(close(socket));
@@ -93,6 +103,8 @@ pub(crate) fn socket_addr(addr: &SocketAddr) -> (SocketAddrCRepr, libc::socklen_
                     target_os = "macos",
                     target_os = "netbsd",
                     target_os = "openbsd",
+                    target_os = "tvos",
+                    target_os = "watchos",
                 ))]
                 sin_len: 0,
             };
@@ -117,6 +129,8 @@ pub(crate) fn socket_addr(addr: &SocketAddr) -> (SocketAddrCRepr, libc::socklen_
                     target_os = "macos",
                     target_os = "netbsd",
                     target_os = "openbsd",
+                    target_os = "tvos",
+                    target_os = "watchos",
                 ))]
                 sin6_len: 0,
                 #[cfg(target_os = "illumos")]
diff --git a/src/sys/unix/pipe.rs b/src/sys/unix/pipe.rs
index 7b7e4db7c..c2654ad59 100644
--- a/src/sys/unix/pipe.rs
+++ b/src/sys/unix/pipe.rs
@@ -163,7 +163,12 @@ pub fn new() -> io::Result<(Sender, Receiver)> {
         }
     }
 
-    #[cfg(any(target_os = "ios", target_os = "macos"))]
+    #[cfg(any(
+        target_os = "ios",
+        target_os = "macos",
+        target_os = "tvos",
+        target_os = "watchos",
+    ))]
     unsafe {
         // For platforms that don't have `pipe2(2)` we need to manually set the
         // correct flags on the file descriptor.
@@ -195,6 +200,8 @@ pub fn new() -> io::Result<(Sender, Receiver)> {
         target_os = "netbsd",
         target_os = "openbsd",
         target_os = "redox",
+        target_os = "tvos",
+        target_os = "watchos",
     )))]
     compile_error!("unsupported target for `mio::unix::pipe`");
 
diff --git a/src/sys/unix/selector/kqueue.rs b/src/sys/unix/selector/kqueue.rs
index 1eedec04f..4b0c63163 100644
--- a/src/sys/unix/selector/kqueue.rs
+++ b/src/sys/unix/selector/kqueue.rs
@@ -21,7 +21,12 @@ type Count = libc::size_t;
 // Type of the `filter` field in the `kevent` structure.
 #[cfg(any(target_os = "dragonfly", target_os = "freebsd", target_os = "openbsd"))]
 type Filter = libc::c_short;
-#[cfg(any(target_os = "ios", target_os = "macos"))]
+#[cfg(any(
+    target_os = "ios",
+    target_os = "macos",
+    target_os = "tvos",
+    target_os = "watchos"
+))]
 type Filter = i16;
 #[cfg(target_os = "netbsd")]
 type Filter = u32;
@@ -29,7 +34,12 @@ type Filter = u32;
 // Type of the `flags` field in the `kevent` structure.
 #[cfg(any(target_os = "dragonfly", target_os = "freebsd", target_os = "openbsd"))]
 type Flags = libc::c_ushort;
-#[cfg(any(target_os = "ios", target_os = "macos"))]
+#[cfg(any(
+    target_os = "ios",
+    target_os = "macos",
+    target_os = "tvos",
+    target_os = "watchos"
+))]
 type Flags = u16;
 #[cfg(target_os = "netbsd")]
 type Flags = u32;
@@ -210,7 +220,13 @@ impl Selector {
     }
 
     // Used by `Waker`.
-    #[cfg(any(target_os = "freebsd", target_os = "ios", target_os = "macos"))]
+    #[cfg(any(
+        target_os = "freebsd",
+        target_os = "ios",
+        target_os = "macos",
+        target_os = "tvos",
+        target_os = "watchos"
+    ))]
     pub fn setup_waker(&self, token: Token) -> io::Result<()> {
         // First attempt to accept user space notifications.
         let mut kevent = kevent!(
@@ -230,7 +246,13 @@ impl Selector {
     }
 
     // Used by `Waker`.
-    #[cfg(any(target_os = "freebsd", target_os = "ios", target_os = "macos"))]
+    #[cfg(any(
+        target_os = "freebsd",
+        target_os = "ios",
+        target_os = "macos",
+        target_os = "tvos",
+        target_os = "watchos"
+    ))]
     pub fn wake(&self, token: Token) -> io::Result<()> {
         let mut kevent = kevent!(
             0,
@@ -361,14 +383,26 @@ pub mod event {
 
     pub fn is_readable(event: &Event) -> bool {
         event.filter == libc::EVFILT_READ || {
-            #[cfg(any(target_os = "freebsd", target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "freebsd",
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             // Used by the `Awakener`. On platforms that use `eventfd` or a unix
             // pipe it will emit a readable event so we'll fake that here as
             // well.
             {
                 event.filter == libc::EVFILT_USER
             }
-            #[cfg(not(any(target_os = "freebsd", target_os = "ios", target_os = "macos")))]
+            #[cfg(not(any(
+                target_os = "freebsd",
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            )))]
             {
                 false
             }
@@ -406,6 +440,8 @@ pub mod event {
             target_os = "freebsd",
             target_os = "ios",
             target_os = "macos",
+            target_os = "tvos",
+            target_os = "watchos",
         ))]
         {
             event.filter == libc::EVFILT_AIO
@@ -415,6 +451,8 @@ pub mod event {
             target_os = "freebsd",
             target_os = "ios",
             target_os = "macos",
+            target_os = "tvos",
+            target_os = "watchos",
         )))]
         {
             false
@@ -451,6 +489,8 @@ pub mod event {
                 target_os = "dragonfly",
                 target_os = "ios",
                 target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos",
             ))]
             libc::EVFILT_FS,
             #[cfg(target_os = "freebsd")]
@@ -460,6 +500,8 @@ pub mod event {
                 target_os = "dragonfly",
                 target_os = "ios",
                 target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos",
             ))]
             libc::EVFILT_USER,
             #[cfg(target_os = "freebsd")]
@@ -468,9 +510,19 @@ pub mod event {
             libc::EVFILT_EMPTY,
             #[cfg(target_os = "dragonfly")]
             libc::EVFILT_EXCEPT,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::EVFILT_MACHPORT,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::EVFILT_VM,
         );
 
@@ -495,11 +547,26 @@ pub mod event {
             libc::EV_ERROR,
             libc::EV_EOF,
             libc::EV_SYSFLAGS,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::EV_FLAG0,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::EV_POLL,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::EV_OOBAND,
             #[cfg(target_os = "dragonfly")]
             libc::EV_NODATA,
@@ -517,6 +584,8 @@ pub mod event {
                 target_os = "freebsd",
                 target_os = "ios",
                 target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos",
             ))]
             libc::NOTE_TRIGGER,
             #[cfg(any(
@@ -524,6 +593,8 @@ pub mod event {
                 target_os = "freebsd",
                 target_os = "ios",
                 target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos",
             ))]
             libc::NOTE_FFNOP,
             #[cfg(any(
@@ -531,6 +602,8 @@ pub mod event {
                 target_os = "freebsd",
                 target_os = "ios",
                 target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos",
             ))]
             libc::NOTE_FFAND,
             #[cfg(any(
@@ -538,6 +611,8 @@ pub mod event {
                 target_os = "freebsd",
                 target_os = "ios",
                 target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos",
             ))]
             libc::NOTE_FFOR,
             #[cfg(any(
@@ -545,6 +620,8 @@ pub mod event {
                 target_os = "freebsd",
                 target_os = "ios",
                 target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos",
             ))]
             libc::NOTE_FFCOPY,
             #[cfg(any(
@@ -552,6 +629,8 @@ pub mod event {
                 target_os = "freebsd",
                 target_os = "ios",
                 target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos",
             ))]
             libc::NOTE_FFCTRLMASK,
             #[cfg(any(
@@ -559,6 +638,8 @@ pub mod event {
                 target_os = "freebsd",
                 target_os = "ios",
                 target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos",
             ))]
             libc::NOTE_FFLAGSMASK,
             libc::NOTE_LOWAT,
@@ -568,24 +649,49 @@ pub mod event {
             libc::NOTE_OOB,
             #[cfg(target_os = "openbsd")]
             libc::NOTE_EOF,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::NOTE_EXTEND,
             libc::NOTE_ATTRIB,
             libc::NOTE_LINK,
             libc::NOTE_RENAME,
             libc::NOTE_REVOKE,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::NOTE_NONE,
             #[cfg(any(target_os = "openbsd"))]
             libc::NOTE_TRUNCATE,
             libc::NOTE_EXIT,
             libc::NOTE_FORK,
             libc::NOTE_EXEC,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::NOTE_SIGNAL,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::NOTE_EXITSTATUS,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::NOTE_EXIT_DETAIL,
             libc::NOTE_PDATAMASK,
             libc::NOTE_PCTRLMASK,
@@ -610,37 +716,115 @@ pub mod event {
                 target_os = "openbsd",
             ))]
             libc::NOTE_CHILD,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::NOTE_EXIT_DETAIL_MASK,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::NOTE_EXIT_DECRYPTFAIL,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::NOTE_EXIT_MEMORY,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::NOTE_EXIT_CSERROR,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::NOTE_VM_PRESSURE,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::NOTE_VM_PRESSURE_TERMINATE,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::NOTE_VM_PRESSURE_SUDDEN_TERMINATE,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::NOTE_VM_ERROR,
-            #[cfg(any(target_os = "freebsd", target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "freebsd",
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::NOTE_SECONDS,
             #[cfg(any(target_os = "freebsd"))]
             libc::NOTE_MSECONDS,
-            #[cfg(any(target_os = "freebsd", target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "freebsd",
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::NOTE_USECONDS,
-            #[cfg(any(target_os = "freebsd", target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "freebsd",
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::NOTE_NSECONDS,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::NOTE_ABSOLUTE,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::NOTE_LEEWAY,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::NOTE_CRITICAL,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos"
+            ))]
             libc::NOTE_BACKGROUND,
         );
 
diff --git a/src/sys/unix/selector/mod.rs b/src/sys/unix/selector/mod.rs
index c06c7b18c..3ccbdeadf 100644
--- a/src/sys/unix/selector/mod.rs
+++ b/src/sys/unix/selector/mod.rs
@@ -17,20 +17,24 @@ pub(crate) use self::epoll::{event, Event, Events, Selector};
 #[cfg(any(
     target_os = "dragonfly",
     target_os = "freebsd",
-    target_os = "netbsd",
-    target_os = "openbsd",
     target_os = "ios",
     target_os = "macos",
+    target_os = "netbsd",
+    target_os = "openbsd",
+    target_os = "tvos",
+    target_os = "watchos",
 ))]
 mod kqueue;
 
 #[cfg(any(
     target_os = "dragonfly",
     target_os = "freebsd",
-    target_os = "netbsd",
-    target_os = "openbsd",
     target_os = "ios",
     target_os = "macos",
+    target_os = "netbsd",
+    target_os = "openbsd",
+    target_os = "tvos",
+    target_os = "watchos",
 ))]
 pub(crate) use self::kqueue::{event, Event, Events, Selector};
 
diff --git a/src/sys/unix/tcp.rs b/src/sys/unix/tcp.rs
index 9513cc096..48cf8d9ef 100644
--- a/src/sys/unix/tcp.rs
+++ b/src/sys/unix/tcp.rs
@@ -85,6 +85,8 @@ pub(crate) fn accept(listener: &net::TcpListener) -> io::Result<(net::TcpStream,
         target_os = "ios",
         target_os = "macos",
         target_os = "redox",
+        target_os = "tvos",
+        target_os = "watchos",
         all(target_arch = "x86", target_os = "android"),
     ))]
     let stream = {
diff --git a/src/sys/unix/uds/listener.rs b/src/sys/unix/uds/listener.rs
index 3e33b3040..52387a544 100644
--- a/src/sys/unix/uds/listener.rs
+++ b/src/sys/unix/uds/listener.rs
@@ -39,6 +39,8 @@ pub(crate) fn accept(listener: &net::UnixListener) -> io::Result<(UnixStream, So
         target_os = "macos",
         target_os = "netbsd",
         target_os = "redox",
+        target_os = "tvos",
+        target_os = "watchos",
         // Android x86's seccomp profile forbids calls to `accept4(2)`
         // See https://github.com/tokio-rs/mio/issues/1445 for details
         all(target_arch = "x86", target_os = "android"),
@@ -55,10 +57,12 @@ pub(crate) fn accept(listener: &net::UnixListener) -> io::Result<(UnixStream, So
     };
 
     #[cfg(any(
-        target_os = "netbsd",
-        target_os = "redox",
         target_os = "ios",
         target_os = "macos",
+        target_os = "netbsd",
+        target_os = "redox",
+        target_os = "tvos",
+        target_os = "watchos",
         all(target_arch = "x86", target_os = "android")
     ))]
     let socket = syscall!(accept(
diff --git a/src/sys/unix/uds/mod.rs b/src/sys/unix/uds/mod.rs
index 526bbdfd0..429b8117b 100644
--- a/src/sys/unix/uds/mod.rs
+++ b/src/sys/unix/uds/mod.rs
@@ -77,7 +77,12 @@ cfg_os_poll! {
     fn pair<T>(flags: libc::c_int) -> io::Result<(T, T)>
         where T: FromRawFd,
     {
-        #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+        #[cfg(not(any(
+            target_os = "ios",
+            target_os = "macos",
+            target_os = "tvos",
+            target_os = "watchos",
+        )))]
         let flags = flags | libc::SOCK_NONBLOCK | libc::SOCK_CLOEXEC;
 
         let mut fds = [-1; 2];
@@ -90,7 +95,12 @@ cfg_os_poll! {
         // performed. If a `fnctl` fails after the sockets have been created,
         // the file descriptors will leak. Creating `pair` above ensures that if
         // there is an error, the file descriptors are closed.
-        #[cfg(any(target_os = "ios", target_os = "macos"))]
+        #[cfg(any(
+            target_os = "ios",
+            target_os = "macos",
+            target_os = "tvos",
+            target_os = "watchos",
+        ))]
         {
             syscall!(fcntl(fds[0], libc::F_SETFL, libc::O_NONBLOCK))?;
             syscall!(fcntl(fds[0], libc::F_SETFD, libc::FD_CLOEXEC))?;
diff --git a/src/sys/unix/waker.rs b/src/sys/unix/waker.rs
index d8764c212..0044cd06d 100644
--- a/src/sys/unix/waker.rs
+++ b/src/sys/unix/waker.rs
@@ -58,7 +58,13 @@ mod eventfd {
 #[cfg(any(target_os = "linux", target_os = "android"))]
 pub use self::eventfd::Waker;
 
-#[cfg(any(target_os = "freebsd", target_os = "ios", target_os = "macos"))]
+#[cfg(any(
+    target_os = "freebsd",
+    target_os = "ios",
+    target_os = "macos",
+    target_os = "tvos",
+    target_os = "watchos",
+))]
 mod kqueue {
     use crate::sys::Selector;
     use crate::Token;
@@ -90,7 +96,13 @@ mod kqueue {
     }
 }
 
-#[cfg(any(target_os = "freebsd", target_os = "ios", target_os = "macos"))]
+#[cfg(any(
+    target_os = "freebsd",
+    target_os = "ios",
+    target_os = "macos",
+    target_os = "tvos",
+    target_os = "watchos",
+))]
 pub use self::kqueue::Waker;
 
 #[cfg(any(
diff --git a/tests/interest.rs b/tests/interest.rs
index 7814789f8..ae3e2b8cb 100644
--- a/tests/interest.rs
+++ b/tests/interest.rs
@@ -30,6 +30,8 @@ fn fmt_debug() {
         target_os = "freebsd",
         target_os = "ios",
         target_os = "macos",
+        target_os = "tvos",
+        target_os = "watchos",
     ))]
     {
         assert_eq!(format!("{:?}", Interest::AIO), "AIO");
diff --git a/tests/tcp_stream.rs b/tests/tcp_stream.rs
index 26a5b4706..1fe99980c 100644
--- a/tests/tcp_stream.rs
+++ b/tests/tcp_stream.rs
@@ -297,6 +297,8 @@ fn shutdown_read() {
         target_os = "macos",
         target_os = "netbsd",
         target_os = "openbsd"
+        target_os = "tvos",
+        target_os = "watchos",
     ))]
     {
         let mut buf = [0; 20];
@@ -385,6 +387,8 @@ fn shutdown_both() {
         target_os = "macos",
         target_os = "netbsd",
         target_os = "openbsd"
+        target_os = "tvos",
+        target_os = "watchos",
     ))]
     {
         let mut buf = [0; 20];
diff --git a/tests/unix_stream.rs b/tests/unix_stream.rs
index 79b7c3d4b..90fca2d0f 100644
--- a/tests/unix_stream.rs
+++ b/tests/unix_stream.rs
@@ -186,6 +186,8 @@ fn unix_stream_shutdown_read() {
         target_os = "macos",
         target_os = "netbsd",
         target_os = "openbsd"
+        target_os = "tvos",
+        target_os = "watchos",
     ))]
     {
         let mut buf = [0; DEFAULT_BUF_SIZE];
@@ -233,6 +235,8 @@ fn unix_stream_shutdown_write() {
         target_os = "macos",
         target_os = "netbsd",
         target_os = "openbsd"
+        target_os = "tvos",
+        target_os = "watchos",
     ))]
     expect_events(
         &mut poll,
@@ -295,6 +299,8 @@ fn unix_stream_shutdown_both() {
         target_os = "macos",
         target_os = "netbsd",
         target_os = "openbsd"
+        target_os = "tvos",
+        target_os = "watchos",
     ))]
     {
         let mut buf = [0; DEFAULT_BUF_SIZE];
diff --git a/tests/util/mod.rs b/tests/util/mod.rs
index b1e04e22d..6bc34669f 100644
--- a/tests/util/mod.rs
+++ b/tests/util/mod.rs
@@ -249,9 +249,19 @@ pub fn set_linger_zero(socket: &TcpStream) {
         libc::setsockopt(
             socket.as_raw_fd(),
             libc::SOL_SOCKET,
-            #[cfg(any(target_os = "ios", target_os = "macos"))]
+            #[cfg(any(
+                target_os = "ios",
+                target_os = "macos"
+                target_os = "tvos",
+                target_os = "watchos",
+            ))]
             libc::SO_LINGER_SEC,
-            #[cfg(not(any(target_os = "ios", target_os = "macos")))]
+            #[cfg(not(any(
+                target_os = "ios",
+                target_os = "macos",
+                target_os = "tvos",
+                target_os = "watchos",
+            )))]
             libc::SO_LINGER,
             &val as *const libc::linger as *const libc::c_void,
             size_of::<libc::linger>() as libc::socklen_t,