diff --git a/cmd/ui_unix.go b/cmd/ui_unix.go
index 82ae09ae3f4..18204ab819d 100644
--- a/cmd/ui_unix.go
+++ b/cmd/ui_unix.go
@@ -1,5 +1,5 @@
-//go:build darwin || dragonfly || freebsd || linux || netbsd || openbsd
-// +build darwin dragonfly freebsd linux netbsd openbsd
+//go:build darwin || dragonfly || freebsd || linux || netbsd || openbsd || zos
+// +build darwin dragonfly freebsd linux netbsd openbsd zos
 
 package cmd