diff --git a/alert_unix.go b/alert_unix.go
index 093d3a2..0406bbd 100644
--- a/alert_unix.go
+++ b/alert_unix.go
@@ -1,5 +1,5 @@
-//go:build linux || freebsd || netbsd || openbsd
-// +build linux freebsd netbsd openbsd
+//go:build linux || freebsd || netbsd || openbsd || illumos
+// +build linux freebsd netbsd openbsd illumos
 
 package beeep
 
diff --git a/alert_unsupported.go b/alert_unsupported.go
index 12b0ec6..12c1e05 100644
--- a/alert_unsupported.go
+++ b/alert_unsupported.go
@@ -1,5 +1,5 @@
-//go:build !linux && !freebsd && !netbsd && !openbsd && !windows && !darwin && !js
-// +build !linux,!freebsd,!netbsd,!openbsd,!windows,!darwin,!js
+//go:build !linux && !freebsd && !netbsd && !openbsd && !windows && !darwin && !illumos && !js
+// +build !linux,!freebsd,!netbsd,!openbsd,!windows,!darwin,!illumos,!js
 
 package beeep
 
diff --git a/beep_unix.go b/beep_unix.go
index 2dd620c..8a496be 100644
--- a/beep_unix.go
+++ b/beep_unix.go
@@ -1,5 +1,5 @@
-//go:build linux || freebsd || netbsd || openbsd
-// +build linux freebsd netbsd openbsd
+//go:build linux || freebsd || netbsd || openbsd || illumos
+// +build linux freebsd netbsd openbsd illumos
 
 package beeep
 
diff --git a/beep_unsupported.go b/beep_unsupported.go
index a673dbc..6d43272 100644
--- a/beep_unsupported.go
+++ b/beep_unsupported.go
@@ -1,5 +1,5 @@
-//go:build !linux && !freebsd && !netbsd && !openbsd && !windows && !darwin && !js
-// +build !linux,!freebsd,!netbsd,!openbsd,!windows,!darwin,!js
+//go:build !linux && !freebsd && !netbsd && !openbsd && !windows && !darwin && !illumos && !js
+// +build !linux,!freebsd,!netbsd,!openbsd,!windows,!darwin,!illumos,!js
 
 package beeep
 
diff --git a/notify_unix_nodbus.go b/notify_unix_nodbus.go
index 350b335..8daff29 100644
--- a/notify_unix_nodbus.go
+++ b/notify_unix_nodbus.go
@@ -1,5 +1,5 @@
-//go:build (linux && nodbus) || (freebsd && nodbus) || (netbsd && nodbus) || (openbsd && nodbus)
-// +build linux,nodbus freebsd,nodbus netbsd,nodbus openbsd,nodbus
+//go:build (linux && nodbus) || (freebsd && nodbus) || (netbsd && nodbus) || (openbsd && nodbus) || illumos
+// +build linux,nodbus freebsd,nodbus netbsd,nodbus openbsd,nodbus illumos
 
 package beeep
 
diff --git a/notify_unsupported.go b/notify_unsupported.go
index 602ff45..8e6578e 100644
--- a/notify_unsupported.go
+++ b/notify_unsupported.go
@@ -1,5 +1,5 @@
-//go:build !linux && !freebsd && !netbsd && !openbsd && !windows && !darwin && !js
-// +build !linux,!freebsd,!netbsd,!openbsd,!windows,!darwin,!js
+//go:build !linux && !freebsd && !netbsd && !openbsd && !windows && !darwin && !illumos && !js
+// +build !linux,!freebsd,!netbsd,!openbsd,!windows,!darwin,!illumos,!js
 
 package beeep