diff --git a/fw/wmi_unified.h b/fw/wmi_unified.h
index 6767bbf92b1d..e86592d57a68 100644
--- a/fw/wmi_unified.h
+++ b/fw/wmi_unified.h
@@ -1600,6 +1600,7 @@ typedef enum {
 #define WMI_SSID_LIST_TAG                0x2
 #define WMI_BSSID_LIST_TAG               0x3
 #define WMI_IE_TAG                       0x4
+#define WMI_SCAN_START_OFFSET_TAG        0x5
 
 typedef struct {
     A_UINT32 tlv_header; /* TLV tag and len; tag equals WMITLV_TAG_STRUC_wmi_channel */
@@ -2813,6 +2814,15 @@ typedef struct {
     wmi_ssid ssids[1];
 } wmi_ssid_list;
 
+typedef struct {
+    /** WMI_SCAN_START_OFFSET_TAG */
+    A_UINT32     tag;
+    /** Number of start TSF offsets */
+    A_UINT32     num_offset;
+    /** Array of start TSF offsets provided in milliseconds */
+    A_UINT32     start_tsf_offset[1];
+} wmi_scan_start_offset;
+
 /**
  * WLAN_SCAN_CHAN_MODE Macros defined for A_UINT8 phymode_list[]
  */
diff --git a/fw/wmi_version.h b/fw/wmi_version.h
index 049e6d101f76..b9cc5e948899 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_ 472
+#define __WMI_REVISION_ 473
 
 /** The Version Namespace should not be normally changed. Only
  *  host and firmware of the same WMI namespace will work