diff --git a/fw/wmi_unified.h b/fw/wmi_unified.h
index 2d653078e065..75f375f4c1b3 100644
--- a/fw/wmi_unified.h
+++ b/fw/wmi_unified.h
@@ -5848,11 +5848,15 @@ typedef struct {
      *     Access Category (0x0=BE, 0x1=BK, 0x2=VI, 0x3=VO)
      *     If tx_ac_enable bit is not set, tx_aggr_size is applied
      *     for all Access Categories
-     * bit 2 (aggr_type):            TX Aggregation Type (0=A-MPDU, 1=A-MSDU)
-     * bit 3 (tx_aggr_size_disable): If set tx_aggr_size is invalid
-     * bit 4 (rx_aggr_size_disable): If set rx_aggr_size is invalid
-     * bit 5 (tx_ac_enable):         If set, above ac bitmap is valid.
-     * bits 31:6:                    Reserved bits. should be set to zero.
+     * bit 2 (aggr_type):             TX Aggregation Type (0=A-MPDU, 1=A-MSDU)
+     * bit 3 (tx_aggr_size_disable):  If set tx_aggr_size is invalid
+     * bit 4 (rx_aggr_size_disable):  If set rx_aggr_size is invalid
+     * bit 5 (tx_ac_enable):          If set, above ac bitmap is valid.
+     * bit 6 (256 BA support enable)  If set, Default 256 BA size is expected
+     *                                from host
+     * bit 7 (1024 BA support enable) If set, Default 1024 BA size is expected
+     *                                from host
+     * bits 31:8:                     Reserved bits. should be set to zero.
      */
     A_UINT32 enable_bitmap;
 } wmi_vdev_set_custom_aggr_size_cmd_fixed_param;
@@ -5873,6 +5877,10 @@ typedef enum {
 #define WMI_VDEV_CUSTOM_RX_AGGR_SZ_DIS_NUM_BITS  1
 #define WMI_VDEV_CUSTOM_TX_AC_EN_BITPOS          5
 #define WMI_VDEV_CUSTOM_TX_AC_EN_NUM_BITS        1
+#define WMI_VDEV_CUSTOM_AGGR_256_BA_EN_BITPOS    6
+#define WMI_VDEV_CUSTOM_AGGR_256_BA_EN_NUM_BITS  1
+#define WMI_VDEV_CUSTOM_AGGR_1024_BA_EN_BITPOS   7
+#define WMI_VDEV_CUSTOM_AGGR_1024_BA_EN_NUM_BITS 1
 
 #define WMI_VDEV_CUSTOM_AGGR_AC_SET(param, value) \
     WMI_SET_BITS(param, WMI_VDEV_CUSTOM_AGGR_AC_BITPOS, \
@@ -5909,6 +5917,20 @@ typedef enum {
     WMI_GET_BITS(param, WMI_VDEV_CUSTOM_TX_AC_EN_BITPOS, \
         WMI_VDEV_CUSTOM_TX_AC_EN_NUM_BITS)
 
+#define WMI_VDEV_CUSTOM_AGGR_256_BA_EN_SET(param, value) \
+    WMI_SET_BITS(param, WMI_VDEV_CUSTOM_AGGR_256_BA_EN_BITPOS, \
+        WMI_VDEV_CUSTOM_AGGR_256_BA_EN_NUM_BITS, value)
+#define WMI_VDEV_CUSTOM_AGGR_256_BA_EN_GET(param)         \
+    WMI_GET_BITS(param, WMI_VDEV_CUSTOM_AGGR_256_BA_EN_BITPOS, \
+        WMI_VDEV_CUSTOM_AGGR_256_BA_EN_NUM_BITS)
+
+#define WMI_VDEV_CUSTOM_AGGR_1024_BA_EN_SET(param, value) \
+    WMI_SET_BITS(param, WMI_VDEV_CUSTOM_AGGR_1024_BA_EN_BITPOS, \
+        WMI_VDEV_CUSTOM_AGGR_1024_BA_EN_NUM_BITS, value)
+#define WMI_VDEV_CUSTOM_AGGR_1024_BA_EN_GET(param)         \
+    WMI_GET_BITS(param, WMI_VDEV_CUSTOM_AGGR_1024_BA_EN_BITPOS, \
+        WMI_VDEV_CUSTOM_AGGR_1024_BA_EN_NUM_BITS)
+
 typedef enum {
     WMI_VDEV_CUSTOM_SW_RETRY_TYPE_NONAGGR = 0,
     WMI_VDEV_CUSTOM_SW_RETRY_TYPE_AGGR = 1,
diff --git a/fw/wmi_version.h b/fw/wmi_version.h
index 81e59a47ac06..5e6e5465c1d6 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_ 950
+#define __WMI_REVISION_ 951
 
 /** The Version Namespace should not be normally changed. Only
  *  host and firmware of the same WMI namespace will work