diff --git a/src/southbridge/amd/cimx/sb800/lpc.c b/src/southbridge/amd/cimx/sb800/lpc.c
index de88d7c..c70ffdb 100644
--- a/src/southbridge/amd/cimx/sb800/lpc.c
+++ b/src/southbridge/amd/cimx/sb800/lpc.c
@@ -29,7 +29,7 @@
 		     IORESOURCE_ASSIGNED | IORESOURCE_FIXED;
 
 	/* Add a memory resource for the SPI BAR. */
-	fixed_mem_resource(dev, 2, SPI_BASE_ADDRESS / 1024, 1, IORESOURCE_SUBTRACTIVE);
+	fixed_mem_resource_kb(dev, 2, SPI_BASE_ADDRESS / 1024, 1, IORESOURCE_SUBTRACTIVE);
 
 	res = new_resource(dev, 3);
 	res->base = IO_APIC_ADDR;