diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h
index e02610adc07d8ca5a728dfec27c01b65e923a460..c589c3e12d90bc7b496b19df4a598b18c6afbf9e 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                 0x20171110
+#define ACPI_CA_VERSION                 0x20171215
 
 #include <acpi/acconfig.h>
 #include <acpi/actypes.h>