diff --git a/inc/vmapi/hf/spci.h b/inc/vmapi/hf/spci.h
index c42b243..125ea38 100644
--- a/inc/vmapi/hf/spci.h
+++ b/inc/vmapi/hf/spci.h
@@ -30,18 +30,19 @@
 #define SPCI_SUCCESS_32               0x84000061
 #define SPCI_INTERRUPT_32             0x84000062
 #define SPCI_VERSION_32               0x84000063
-#define SPCI_RX_RELEASE_32            0x84000064
-#define SPCI_RXTX_MAP_32              0x84000065
-#define SPCI_RXTX_UNMAP_32            0x84000066
-#define SPCI_PARTITION_INFO_GET_32    0x84000067
-#define SPCI_ID_GET_32                0x84000068
-#define SPCI_MSG_WAIT_32              0x84000069
+#define SPCI_FEATURES_32              0x84000064
+#define SPCI_RX_RELEASE_32            0x84000065
+#define SPCI_RXTX_MAP_32              0x84000066
+#define SPCI_RXTX_UNMAP_32            0x84000067
+#define SPCI_PARTITION_INFO_GET_32    0x84000068
+#define SPCI_ID_GET_32                0x84000069
 #define SPCI_MSG_POLL_32              0x8400006A
-#define SPCI_YIELD_32                 0x8400006B
-#define SPCI_MSG_SEND_32              0x8400006C
+#define SPCI_MSG_WAIT_32              0x8400006B
+#define SPCI_YIELD_32                 0x8400006C
 #define SPCI_RUN_32                   0x8400006D
-#define SPCI_MSG_SEND_DIRECT_REQ_32   0x8400006E
-#define SPCI_MSG_SEND_DIRECT_RESP_32  0x8400006F
+#define SPCI_MSG_SEND_32              0x8400006E
+#define SPCI_MSG_SEND_DIRECT_REQ_32   0x8400006F
+#define SPCI_MSG_SEND_DIRECT_RESP_32  0x84000070
 
 /* SPCI error codes. */
 #define SPCI_NOT_SUPPORTED      INT32_C(-1)