diff --git a/arch/arm64/boot/dts/amlogic/partition_mbox_normal_P_32.dtsi b/arch/arm64/boot/dts/amlogic/partition_mbox_normal_P_32.dtsi
index f2c574203d53..f9dd1c7cbb93 100644
--- a/arch/arm64/boot/dts/amlogic/partition_mbox_normal_P_32.dtsi
+++ b/arch/arm64/boot/dts/amlogic/partition_mbox_normal_P_32.dtsi
@@ -90,7 +90,7 @@
 		vendor:vendor
 		{
 			pname = "vendor";
-			size = <0x0 0x10000000>;
+			size = <0x0 0x19000000>;
 			mask = <1>;
 		};
 		odm:odm