diff --git a/src/soc/intel/alderlake/pmc.c b/src/soc/intel/alderlake/pmc.c
index cce095a..7358fb6 100644
--- a/src/soc/intel/alderlake/pmc.c
+++ b/src/soc/intel/alderlake/pmc.c
@@ -85,7 +85,7 @@
 	struct resource *res;
 
 	/* Add the fixed MMIO resource */
-	mmio_resource(dev, 0, PCH_PWRM_BASE_ADDRESS / KiB, PCH_PWRM_BASE_SIZE / KiB);
+	mmio_resource_kb(dev, 0, PCH_PWRM_BASE_ADDRESS / KiB, PCH_PWRM_BASE_SIZE / KiB);
 
 	/* Add the fixed I/O resource */
 	res = new_resource(dev, 1);