diff --git a/src/soc/intel/tigerlake/acpi.c b/src/soc/intel/tigerlake/acpi.c
index e560f11..bf03269 100644
--- a/src/soc/intel/tigerlake/acpi.c
+++ b/src/soc/intel/tigerlake/acpi.c
@@ -130,7 +130,7 @@
 	}
 
 	for (i = 0; i < *entries; i++) {
-		memcpy(&map[i], &cstate_map[set[i]], sizeof(acpi_cstate_t));
+		map[i] = cstate_map[set[i]];
 		map[i].ctype = i + 1;
 	}
 	return map;