diff --git a/target/linux/ar71xx/files/arch/mips/ar71xx/prom.c b/target/linux/ar71xx/files/arch/mips/ar71xx/prom.c
index d22c593e1..1d55328aa 100644
--- a/target/linux/ar71xx/files/arch/mips/ar71xx/prom.c
+++ b/target/linux/ar71xx/files/arch/mips/ar71xx/prom.c
@@ -40,6 +40,9 @@ static struct board_rec boards[] __initdata = {
 	}, {
 		.name		= "450",
 		.mach_type	= MACH_AR71XX_RB_450,
+	}, {
+		.name		= "493",
+		.mach_type	= MACH_AR71XX_RB_493,
 	}
 };