diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h
index 53c5e2f7bcec..e1dd1a8d42b6 100644
--- a/include/acpi/acpixf.h
+++ b/include/acpi/acpixf.h
@@ -46,7 +46,7 @@
 
 /* Current ACPICA subsystem version in YYYYMMDD format */
 
-#define ACPI_CA_VERSION                 0x20170728
+#define ACPI_CA_VERSION                 0x20170831
 
 #include <acpi/acconfig.h>
 #include <acpi/actypes.h>