diff --git a/src/common/qca-vendor.h b/src/common/qca-vendor.h
index 7f6440b4b..2a4086b76 100644
--- a/src/common/qca-vendor.h
+++ b/src/common/qca-vendor.h
@@ -12088,6 +12088,14 @@ enum qca_wlan_vendor_attr_oem_data_params {
  * %QCA_WLAN_VENDOR_ATTR_AVOID_FREQUENCY_POWER_CAP_DBM or based on
  * regulatory/SAE limits if %QCA_WLAN_VENDOR_ATTR_AVOID_FREQUENCY_POWER_CAP_DBM
  * is not provided.
+ *
+ * @QCA_WLAN_VENDOR_ATTR_AVOID_FREQUENCY_IFINDEX: u32 attribute, optional.
+ * This specifies the interface index (netdev) for which the corresponding
+ * configurations are applied. If the interface index is not specified, the
+ * configurations are applied based on
+ * %QCA_WLAN_VENDOR_ATTR_AVOID_FREQUENCY_IFACES_BITMASK.
+ * %QCA_WLAN_VENDOR_ATTR_AVOID_FREQUENCY_IFACES_BITMASK along with this
+ * attribute shall have the matching nl80211_iftype.
  */
 enum qca_wlan_vendor_attr_avoid_frequency_ext {
 	QCA_WLAN_VENDOR_ATTR_AVOID_FREQUENCY_INVALID = 0,
@@ -12096,6 +12104,7 @@ enum qca_wlan_vendor_attr_avoid_frequency_ext {
 	QCA_WLAN_VENDOR_ATTR_AVOID_FREQUENCY_END = 3,
 	QCA_WLAN_VENDOR_ATTR_AVOID_FREQUENCY_POWER_CAP_DBM = 4,
 	QCA_WLAN_VENDOR_ATTR_AVOID_FREQUENCY_IFACES_BITMASK = 5,
+	QCA_WLAN_VENDOR_ATTR_AVOID_FREQUENCY_IFINDEX = 6,
 
 	QCA_WLAN_VENDOR_ATTR_AVOID_FREQUENCY_AFTER_LAST,
 	QCA_WLAN_VENDOR_ATTR_AVOID_FREQUENCY_MAX =