diff --git a/src/common/qca-vendor.h b/src/common/qca-vendor.h
index b7467cd76..d04c8d18d 100644
--- a/src/common/qca-vendor.h
+++ b/src/common/qca-vendor.h
@@ -8635,6 +8635,18 @@ enum qca_wlan_vendor_attr_wifi_test_config {
 	 */
 	QCA_WLAN_VENDOR_ATTR_WIFI_TEST_CONFIG_BCAST_TWT_SUPPORT = 57,
 
+	/* 8-bit unsigned value to configure the driver/firmware to allow eMLSR
+	 * mode for IEEE 802.11be MLO capable devices. If the attribute is set
+	 * to 1, and if the firmware supports this capability too, the STA
+	 * advertises this capability to the AP over Association Request frame.
+	 * This attribute will not have any effect on legacy devices with no
+	 * IEEE 802.11be support.
+	 * 0 - Default behavior
+	 * 1 - Enable eMLSR (Enhanced Multi-link Single-Radio) mode
+	 * This attribute is used to configure the testbed device.
+	 */
+	QCA_WLAN_VENDOR_ATTR_WIFI_TEST_CONFIG_11BE_EMLSR_MODE = 58,
+
 	/* keep last */
 	QCA_WLAN_VENDOR_ATTR_WIFI_TEST_CONFIG_AFTER_LAST,
 	QCA_WLAN_VENDOR_ATTR_WIFI_TEST_CONFIG_MAX =