diff --git a/os_if/linux/qca_vendor.h b/os_if/linux/qca_vendor.h
index 28c5c9361e87..2d2c0849b701 100644
--- a/os_if/linux/qca_vendor.h
+++ b/os_if/linux/qca_vendor.h
@@ -6393,6 +6393,12 @@ enum qca_wlan_vendor_attr_wifi_test_config {
 	 */
 	QCA_WLAN_VENDOR_ATTR_WIFI_TEST_CONFIG_HE_HTC_HE_SUPP = 34,
 
+	/* 8-bit unsigned value to configure VHT support in 2.4G band.
+	 * This attribute is used to configure the testbed device.
+	 * 1-enable, 0-disable
+	 */
+	QCA_WLAN_VENDOR_ATTR_WIFI_TEST_CONFIG_ENABLE_2G_VHT = 35,
+
 	/* keep last */
 	QCA_WLAN_VENDOR_ATTR_WIFI_TEST_CONFIG_AFTER_LAST,
 	QCA_WLAN_VENDOR_ATTR_WIFI_TEST_CONFIG_MAX =