diff --git a/src/southbridge/intel/lynxpoint/acpi/xhci.asl b/src/southbridge/intel/lynxpoint/acpi/xhci.asl
index a65b1f6202..9233163e3b 100644
--- a/src/southbridge/intel/lynxpoint/acpi/xhci.asl
+++ b/src/southbridge/intel/lynxpoint/acpi/xhci.asl
@@ -337,9 +337,12 @@ Device (XHCI)
 		Device (PRT5) { Name (_ADR, 5) } // USB Port 4
 		Device (PRT6) { Name (_ADR, 6) } // USB Port 5
 		Device (PRT7) { Name (_ADR, 7) } // USB Port 6
+		Device (PRT8) { Name (_ADR, 8) } // USB Port 7
 		Device (SSP1) { Name (_ADR, 10) } // USB Port 10
 		Device (SSP2) { Name (_ADR, 11) } // USB Port 11
 		Device (SSP3) { Name (_ADR, 12) } // USB Port 12
 		Device (SSP4) { Name (_ADR, 13) } // USB Port 13
+		Device (SSP5) { Name (_ADR, 14) } // USB Port 14
+		Device (SSP6) { Name (_ADR, 15) } // USB Port 15
 	}
 }