diff --git a/components/esp_wifi/include/esp_wifi_he_types.h b/components/esp_wifi/include/esp_wifi_he_types.h
index 507367e53a..41d4424abd 100644
--- a/components/esp_wifi/include/esp_wifi_he_types.h
+++ b/components/esp_wifi/include/esp_wifi_he_types.h
@@ -54,7 +54,8 @@ typedef struct {
                                                  1- acquire the complete HE-LTF2
                                                  2- sample evenly among the HE-LTF1 and HE-LTF2 */
     uint32_t val_scale_cfg : 2;             /**< value 0-3 */
-    uint32_t reserved : 20;                 /**< reserved */
+    uint32_t dump_ack_en : 1;               /**< enable to dump 802.11 ACK frame, default disabled */
+    uint32_t reserved : 19;                 /**< reserved */
 } wifi_csi_acquire_config_t;
 
 /**
diff --git a/components/esp_wifi/include/esp_wifi_types.h b/components/esp_wifi/include/esp_wifi_types.h
index 2a0e69c519..ac7d50dce6 100644
--- a/components/esp_wifi/include/esp_wifi_types.h
+++ b/components/esp_wifi/include/esp_wifi_types.h
@@ -566,6 +566,7 @@ typedef struct {
     bool channel_filter_en; /**< enable to turn on channel filter to smooth adjacent sub-carrier. Disable it to keep independence of adjacent sub-carrier. Default enabled */
     bool manu_scale;        /**< manually scale the CSI data by left shifting or automatically scale the CSI data. If set true, please set the shift bits. false: automatically. true: manually. Default false */
     uint8_t shift;          /**< manually left shift bits of the scale of the CSI data. The range of the left shift bits is 0~15 */
+    bool dump_ack_en;       /**< enable to dump 802.11 ACK frame, default disabled */
 } wifi_csi_config_t;
 #endif
 
diff --git a/components/esp_wifi/lib b/components/esp_wifi/lib
index b8965b78b1..ac919987da 160000
--- a/components/esp_wifi/lib
+++ b/components/esp_wifi/lib
@@ -1 +1 @@
-Subproject commit b8965b78b189369de1ac22b86aab1356fad01d1a
+Subproject commit ac919987dae823fe86cc9b325f8455bf60d9345a