diff --git a/meta-aspeed/conf/machine/evb-ast2600.conf b/meta-aspeed/conf/machine/evb-ast2600.conf
index fd72baa..9c8c649 100644
--- a/meta-aspeed/conf/machine/evb-ast2600.conf
+++ b/meta-aspeed/conf/machine/evb-ast2600.conf
@@ -2,3 +2,5 @@
 UBOOT_MACHINE = "evb-ast2600_defconfig"
 
 require conf/machine/include/ast2600.inc
+
+SERIAL_CONSOLES = "115200;ttyS4"