diff --git a/src/mainboard/lenovo/s230u/devicetree.cb b/src/mainboard/lenovo/s230u/devicetree.cb
index ff4c6c4cff..b9b38ddca2 100644
--- a/src/mainboard/lenovo/s230u/devicetree.cb
+++ b/src/mainboard/lenovo/s230u/devicetree.cb
@@ -52,7 +52,7 @@ chip northbridge/intel/sandybridge
 			register "pcie_hotplug_map" = "{ 0, 1, 0, 1, 0, 0, 0, 0 }"
 			register "pcie_port_coalesce" = "1"
 			register "sata_interface_speed_support" = "0x3"
-			register "sata_port_map" = "0x11"
+			register "sata_port_map" = "0x5"
 			register "superspeed_capable_ports" = "0x0000000f"
 			register "xhci_overcurrent_mapping" = "0x00000c03"
 			register "xhci_switchable_ports" = "0x0000000f"