diff --git a/fw/wmi_unified.h b/fw/wmi_unified.h
index 986f250f1d07..898d49d8cff1 100644
--- a/fw/wmi_unified.h
+++ b/fw/wmi_unified.h
@@ -19996,7 +19996,10 @@ typedef enum {
          *      0 - Disable RTT Bandwidth downgrade
          *      1 - Enable RTT Bandwidth downgrade
          */
-        WMI_VDEV_PARAM_ENABLE_DISABLE_RTT_BW_DOWNGRADE,    /* 0x8014 */
+        WMI_VDEV_PARAM_ENABLE_DISABLE_RTT_BW_DOWNGRADE,/* 0x8014 */
+
+        /* customized txop for vendor configuration in unit of us */
+        WMI_VDEV_PARAM_SU_TXOP_BURST_LIMIT_US,         /* 0x8015 */
 
     /*=== END VDEV_PARAM_PROTOTYPE SECTION ===*/
 } WMI_VDEV_PARAM;
diff --git a/fw/wmi_version.h b/fw/wmi_version.h
index 27dd950af897..7212e31676a9 100644
--- a/fw/wmi_version.h
+++ b/fw/wmi_version.h
@@ -37,7 +37,7 @@
 #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_ 1665
+#define __WMI_REVISION_ 1666
 
 /** The Version Namespace should not be normally changed. Only
  *  host and firmware of the same WMI namespace will work