diff --git a/fw/wmi_services.h b/fw/wmi_services.h
index 4ce651a0bd5e..f0a53be80981 100644
--- a/fw/wmi_services.h
+++ b/fw/wmi_services.h
@@ -208,6 +208,7 @@ typedef  enum  {
      */
 
     WMI_SERVICE_CHAN_LOAD_INFO=128, /* The values in WMI_CHAN_INFO_EVENTID is the difference in cycle counters */
+    WMI_SERVICE_TX_PPDU_INFO_STATS_SUPPORT=129, /* support to report tx ppdu info stats via htt events */
 
     /******* ADD NEW SERVICES HERE *******/
 
diff --git a/fw/wmi_unified.h b/fw/wmi_unified.h
index ac84b8c8ddc5..7e055d153de4 100644
--- a/fw/wmi_unified.h
+++ b/fw/wmi_unified.h
@@ -2497,6 +2497,9 @@ typedef struct {
     #define WMI_RSRC_CFG_FLAG_TX_MSDU_ID_NEW_PARTITION_SUPPORT_S 10
     #define WMI_RSRC_CFG_FLAG_TX_MSDU_ID_NEW_PARTITION_SUPPORT_M 0x400
 
+    #define WMI_RSRC_CFG_FLAG_TX_PPDU_STATS_ENABLE_S 11
+    #define WMI_RSRC_CFG_FLAG_TX_PPDU_STATS_ENABLE_M 0x800
+
     A_UINT32 flag1;
 
     /** @brief smart_ant_cap - Smart Antenna capabilities information
diff --git a/fw/wmi_version.h b/fw/wmi_version.h
index 3a766961db2f..703fc1578edc 100644
--- a/fw/wmi_version.h
+++ b/fw/wmi_version.h
@@ -36,7 +36,7 @@
 #define __WMI_VER_MINOR_    0
 /** WMI revision number has to be incremented when there is a
  *  change that may or may not break compatibility. */
-#define __WMI_REVISION_ 399
+#define __WMI_REVISION_ 400
 
 /** The Version Namespace should not be normally changed. Only
  *  host and firmware of the same WMI namespace will work