diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h
index fc58c28a4885e..e8c9199bf98f3 100644
--- a/include/acpi/acpixf.h
+++ b/include/acpi/acpixf.h
@@ -12,7 +12,7 @@
 
 /* Current ACPICA subsystem version in YYYYMMDD format */
 
-#define ACPI_CA_VERSION                 0x20180427
+#define ACPI_CA_VERSION                 0x20180508
 
 #include <acpi/acconfig.h>
 #include <acpi/actypes.h>