diff --git a/fw/htt_stats.h b/fw/htt_stats.h
index ff3bed307d58..730444663f3a 100644
--- a/fw/htt_stats.h
+++ b/fw/htt_stats.h
@@ -6589,6 +6589,7 @@ typedef struct {
 #define HTT_TX_PDEV_STATS_NUM_MCS_COUNTERS 12 /* 0-11 */
 #define HTT_TX_PDEV_STATS_NUM_EXTRA_MCS_COUNTERS 2 /* 12, 13 */
 #define HTT_TX_PDEV_STATS_NUM_EXTRA2_MCS_COUNTERS 2 /* 14, 15 */
+#define HTT_TX_PDEV_STATS_NUM_EXTRA3_MCS_COUNTERS 4 /* 1.1, 3.1, 4.1, 7.1 */
 #define HTT_TX_PDEV_STATS_NUM_GI_COUNTERS 4
 #define HTT_TX_PDEV_STATS_NUM_DCM_COUNTERS 5
 #define HTT_TX_PDEV_STATS_NUM_BW_COUNTERS 4
@@ -6879,6 +6880,8 @@ typedef struct {
     A_UINT32 npca_tx_su_punctured_mode[HTT_TX_PDEV_STATS_NUM_PUNCTURED_MODE_COUNTERS];
     /* STA side trigger stats */
     A_UINT32 trigger_type_11bn[HTT_TX_PDEV_STATS_NUM_11BN_TRIGGER_TYPES];
+    /* Stats for iMCS 1.1, 3.1, 4.1, 7.1 */
+    A_UINT32 tx_mcs_ext_3[HTT_TX_PDEV_STATS_NUM_EXTRA3_MCS_COUNTERS];
 } htt_stats_tx_pdev_rate_stats_tlv;
 /* preserve old name alias for new name consistent with the tag name */
 typedef htt_stats_tx_pdev_rate_stats_tlv htt_tx_pdev_rate_stats_tlv;
@@ -7068,6 +7071,7 @@ typedef struct {
 #define HTT_RX_PDEV_STATS_NUM_MCS_COUNTERS 12 /* 0-11 */
 #define HTT_RX_PDEV_STATS_NUM_EXTRA_MCS_COUNTERS 2 /* 12, 13 */
 #define HTT_RX_PDEV_STATS_NUM_EXTRA2_MCS_COUNTERS 2 /* 14, 15 */
+#define HTT_RX_PDEV_STATS_NUM_EXTRA3_MCS_COUNTERS 4 /* 1.1, 3.1, 4.1, 7.1 */
 #define HTT_RX_PDEV_STATS_NUM_MCS_COUNTERS_EXT 14 /* 0-13 */
 #define HTT_RX_PDEV_STATS_NUM_GI_COUNTERS 4
 #define HTT_RX_PDEV_STATS_NUM_DCM_COUNTERS 5
@@ -7427,6 +7431,8 @@ typedef struct {
     A_UINT32 rx_2xldpc;
     A_UINT32 npca_rx_bw_ext[HTT_RX_PDEV_STATS_NUM_BN_BW_COUNTERS];
     A_UINT32 npca_rx_su_punctured_mode[HTT_RX_PDEV_STATS_NUM_PUNCTURED_MODE_COUNTERS];
+    /* Stats for iMCS 1.1, 3.1, 4.1, 7.1 */
+    A_UINT32 rx_mcs_ext_3[HTT_RX_PDEV_STATS_NUM_EXTRA3_MCS_COUNTERS];
 } htt_stats_rx_pdev_rate_ext_stats_tlv;
 /* preserve old name alias for new name consistent with the tag name */
 typedef htt_stats_rx_pdev_rate_ext_stats_tlv htt_rx_pdev_rate_ext_stats_tlv;
@@ -9456,6 +9462,9 @@ typedef struct {
     htt_tx_rate_stats_t npca_per_bw[HTT_TX_PDEV_STATS_NUM_BN_BW_COUNTERS];
 
     htt_tx_rate_stats_t npca_per_tx_su_punctured_mode[HTT_TX_PDEV_STATS_NUM_PUNCTURED_MODE_COUNTERS];
+
+    /* rate stats for iMCS 1.1, 3.1, 4.1, 7.1 */
+    htt_tx_rate_stats_t per_mcs_ext_3[HTT_TX_PDEV_STATS_NUM_EXTRA3_MCS_COUNTERS];
 } htt_stats_per_rate_stats_tlv;
 /* preserve old name alias for new name consistent with the tag name */
 typedef htt_stats_per_rate_stats_tlv htt_tx_rate_stats_per_tlv;