diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-minerva.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-minerva.dts
index e20e31917d6c..ca3e417d2c7e 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-minerva.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-minerva.dts
@@ -11,7 +11,8 @@
 	compatible = "facebook,minerva-cmc", "aspeed,ast2600";
 
 	aliases {
-		serial5 = &uart5;
+		serial4 = &uart5;
+		serial5 = &uart6;
 		/*
 		 * PCA9548 (2-0077) provides 8 channels connecting to
 		 * 6 pcs of FCB (Fan Controller Board).