diff --git a/std/src/sys/pal/unix/pipe.rs b/std/src/sys/pal/unix/pipe.rs
index f0ebc767badad..4a992e32a9184 100644
--- a/std/src/sys/pal/unix/pipe.rs
+++ b/std/src/sys/pal/unix/pipe.rs
@@ -23,6 +23,7 @@ pub fn anon_pipe() -> io::Result<(AnonPipe, AnonPipe)> {
             target_os = "dragonfly",
             target_os = "freebsd",
             target_os = "hurd",
+            target_os = "illumos",
             target_os = "linux",
             target_os = "netbsd",
             target_os = "openbsd",