diff --git a/src/mainboard/51nb/x210/dsdt.asl b/src/mainboard/51nb/x210/dsdt.asl
index dde48abc54..d56fccbde1 100644
--- a/src/mainboard/51nb/x210/dsdt.asl
+++ b/src/mainboard/51nb/x210/dsdt.asl
@@ -5,7 +5,7 @@
 DefinitionBlock(
 	"dsdt.aml",
 	"DSDT",
-	0x05,		// DSDT revision: ACPI v5.0
+	0x02,		// DSDT revision: ACPI v5.0
 	OEM_ID,
 	ACPI_TABLE_CREATOR,
 	0x20110725	// OEM revision
diff --git a/src/mainboard/razer/blade_stealth_kbl/dsdt.asl b/src/mainboard/razer/blade_stealth_kbl/dsdt.asl
index 7d4a92c0b0..001eae99d0 100644
--- a/src/mainboard/razer/blade_stealth_kbl/dsdt.asl
+++ b/src/mainboard/razer/blade_stealth_kbl/dsdt.asl
@@ -5,7 +5,7 @@
 DefinitionBlock(
 	"dsdt.aml",
 	"DSDT",
-	0x05,		// DSDT revision: ACPI v5.0
+	0x02,		// DSDT revision: ACPI v5.0
 	"COREv4",	// OEM id
 	"COREBOOT",	// OEM table id
 	0x20110725	// OEM revision