diff --git a/metropolis/pkg/nvme/cmd_unsupported.go b/metropolis/pkg/nvme/cmd_unsupported.go
new file mode 100644
index 0000000..747a33d
--- /dev/null
+++ b/metropolis/pkg/nvme/cmd_unsupported.go
@@ -0,0 +1,12 @@
+//go:build !linux
+
+package nvme
+
+import (
+	"fmt"
+	"runtime"
+)
+
+func (d *Device) RawCommand(cmd *Command) error {
+	return fmt.Errorf("NVMe command interface unimplemented for %v", runtime.GOOS)
+}