diff --git a/src/southbridge/intel/bd82x6x/lpc.c b/src/southbridge/intel/bd82x6x/lpc.c
index 9a3dc99b6a..dddab6a2a2 100644
--- a/src/southbridge/intel/bd82x6x/lpc.c
+++ b/src/southbridge/intel/bd82x6x/lpc.c
@@ -396,15 +396,18 @@ static void pch_lock_smm(struct device *dev)
 	u8 reg8;
 #endif
 
+	if (acpi_slp_type != 3) {
 #if ENABLE_ACPI_MODE_IN_COREBOOT
-	printk(BIOS_DEBUG, "Enabling ACPI via APMC:\n");
-	outb(0xe1, 0xb2); // Enable ACPI mode
-	printk(BIOS_DEBUG, "done.\n");
+		printk(BIOS_DEBUG, "Enabling ACPI via APMC:\n");
+		outb(0xe1, 0xb2); // Enable ACPI mode
+		printk(BIOS_DEBUG, "done.\n");
 #else
-	printk(BIOS_DEBUG, "Disabling ACPI via APMC:\n");
-	outb(0x1e, 0xb2); // Disable ACPI mode
-	printk(BIOS_DEBUG, "done.\n");
+		printk(BIOS_DEBUG, "Disabling ACPI via APMC:\n");
+		outb(0x1e, 0xb2); // Disable ACPI mode
+		printk(BIOS_DEBUG, "done.\n");
 #endif
+	}
+
 	/* Don't allow evil boot loaders, kernels, or
 	 * userspace applications to deceive us:
 	 */