diff --git a/fw/wmi_unified.h b/fw/wmi_unified.h
index c69853b01e..f50a3e501b 100644
--- a/fw/wmi_unified.h
+++ b/fw/wmi_unified.h
@@ -7426,13 +7426,24 @@ typedef enum {
     WMI_VDEV_PARAM_11AX_TXBF,
 
     /** This parameter indicates whether VDEV is SMPS intolerant.
-      * I.e. - SMPS action frame cannot be transmitted by the VDEV to
-      * dynamically change the RX NSS.
-      *
-      * valid values: 1 - VDEV is SMPS intolerant, 0 - VDEV is SMPS tolerant
-      */
+     * I.e. - SMPS action frame cannot be transmitted by the VDEV to
+     * dynamically change the RX NSS.
+     *
+     * valid values: 1 - VDEV is SMPS intolerant, 0 - VDEV is SMPS tolerant
+     */
     WMI_VDEV_PARAM_SMPS_INTOLERANT,
 
+    /** specify probe request Tx delay for scans triggered on this VDEV */
+    WMI_VDEV_PARAM_PROBE_DELAY, /* units = milliseconds */
+
+    /** specify the time gap between each set of probe request transmissions.
+     * The number of probe requests in each set depends on the ssid_list and
+     * bssid_list in the scan request.
+     * This parameter will be applied only for scans triggered on this VDEV.
+     */
+    WMI_VDEV_PARAM_REPEAT_PROBE_TIME, /* units = milliseconds */
+
+
     /*=== ADD NEW VDEV PARAM TYPES ABOVE THIS LINE ===
      * The below vdev param types are used for prototyping, and are
      * prone to change.
diff --git a/fw/wmi_version.h b/fw/wmi_version.h
index d0f10394ec..55aab6aba1 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_ 409
+#define __WMI_REVISION_ 410
 
 /** The Version Namespace should not be normally changed. Only
  *  host and firmware of the same WMI namespace will work