diff --git a/fw/wmi_tlv_defs.h b/fw/wmi_tlv_defs.h
index acabf2831a55..771a65e1b573 100644
--- a/fw/wmi_tlv_defs.h
+++ b/fw/wmi_tlv_defs.h
@@ -1268,6 +1268,7 @@ typedef enum {
     WMITLV_TAG_STRUC_wmi_tid_to_link_map,
     WMITLV_TAG_STRUC_wmi_peer_tid_to_link_map_fixed_param,
     WMITLV_TAG_STRUC_wmi_peer_assoc_tid_to_link_map,
+    WMITLV_TAG_STRUC_wmi_peer_delete_mlo_params,
 } WMITLV_TAG_ID;
 
 /*
@@ -2073,7 +2074,8 @@ WMITLV_CREATE_PARAM_STRUC(WMI_PEER_CREATE_CMDID);
 
 /* Peer delete Cmd */
 #define WMITLV_TABLE_WMI_PEER_DELETE_CMDID(id,op,buf,len) \
-    WMITLV_ELEM(id,op,buf,len, WMITLV_TAG_STRUC_wmi_peer_delete_cmd_fixed_param, wmi_peer_delete_cmd_fixed_param, fixed_param, WMITLV_SIZE_FIX)
+    WMITLV_ELEM(id,op,buf,len, WMITLV_TAG_STRUC_wmi_peer_delete_cmd_fixed_param, wmi_peer_delete_cmd_fixed_param, fixed_param, WMITLV_SIZE_FIX) \
+    WMITLV_ELEM(id,op,buf,len, WMITLV_TAG_ARRAY_STRUC, wmi_peer_delete_mlo_params, mlo_params, WMITLV_SIZE_VAR)
 
 WMITLV_CREATE_PARAM_STRUC(WMI_PEER_DELETE_CMDID);
 
diff --git a/fw/wmi_unified.h b/fw/wmi_unified.h
index 10728000b880..88185b0091c2 100644
--- a/fw/wmi_unified.h
+++ b/fw/wmi_unified.h
@@ -15537,12 +15537,24 @@ typedef struct {
  */
 } wmi_peer_create_cmd_fixed_param;
 
+/* this TLV structure is used for providing MLO parameters on peer delete */
+typedef struct {
+    A_UINT32 tlv_header; /** TLV tag and len */
+    A_UINT32 mlo_hw_link_id_bitmap; /* Hardware link id of the link which has crashed or was not created in the first place */
+} wmi_peer_delete_mlo_params;
+
 typedef struct {
     A_UINT32 tlv_header; /** TLV tag and len; tag equals WMITLV_TAG_STRUC_wmi_peer_delete_cmd_fixed_param */
     /** unique id identifying the VDEV, generated by the caller */
     A_UINT32 vdev_id;
     /** peer MAC address */
     wmi_mac_addr peer_macaddr;
+/* The TLVs follows this structure:
+ * wmi_peer_delete_mlo_params mlo_params[]; <-- MLO flags on peer_delete
+ *     Optional TLV, only present for MLO peers.
+ *     If the peer is non-MLO, the array length should be 0.
+ *     Used for Link peer deleted.
+ */
 } wmi_peer_delete_cmd_fixed_param;
 
 #define WMI_VDEV_ALL_PEER_MAX_BITMAP_WORD32 ((WMI_PEER_TYPE_HOST_MAX+31) / 32)
diff --git a/fw/wmi_version.h b/fw/wmi_version.h
index 32d4ffb405df..e9bb57553292 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_ 1148
+#define __WMI_REVISION_ 1149
 
 /** The Version Namespace should not be normally changed. Only
  *  host and firmware of the same WMI namespace will work