diff --git a/signals_unix.go b/signals_unix.go
index 0ddb27d..b0ada12 100644
--- a/signals_unix.go
+++ b/signals_unix.go
@@ -1,3 +1,4 @@
+//go:build darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
 // +build darwin dragonfly freebsd linux netbsd openbsd solaris
 
 package tea
diff --git a/tty_unix.go b/tty_unix.go
index 12f88ac..7bf0b45 100644
--- a/tty_unix.go
+++ b/tty_unix.go
@@ -1,3 +1,4 @@
+//go:build darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
 // +build darwin dragonfly freebsd linux netbsd openbsd solaris
 
 package tea