diff --git a/telephony/java/android/telephony/CarrierConfigManager.java b/telephony/java/android/telephony/CarrierConfigManager.java
index cc3b6c5803422..b91497245dd1d 100644
--- a/telephony/java/android/telephony/CarrierConfigManager.java
+++ b/telephony/java/android/telephony/CarrierConfigManager.java
@@ -3462,6 +3462,16 @@ public class CarrierConfigManager {
     public static final String KEY_NR_TIMERS_RESET_IF_NON_ENDC_AND_RRC_IDLE_BOOL =
             "nr_timers_reset_if_non_endc_and_rrc_idle_bool";
 
+    /**
+     * A list of additional NR advanced band would map to
+     * {@link TelephonyDisplayInfo#OVERRIDE_NETWORK_TYPE_NR_ADVANCED} when the device is on that
+     * band.
+     *
+     * @hide
+     */
+    public static final String KEY_ADDITIONAL_NR_ADVANCED_BANDS_INT_ARRAY =
+            "additional_nr_advanced_bands_int_array";
+
     /**
      * Controls time in milliseconds until DcTracker reevaluates 5G connection state.
      * @hide
@@ -5395,6 +5405,7 @@ public class CarrierConfigManager {
         sDefaults.putBoolean(KEY_NR_TIMERS_RESET_IF_NON_ENDC_AND_RRC_IDLE_BOOL, false);
         /* Default value is 1 hour. */
         sDefaults.putLong(KEY_5G_WATCHDOG_TIME_MS_LONG, 3600000);
+        sDefaults.putIntArray(KEY_ADDITIONAL_NR_ADVANCED_BANDS_INT_ARRAY, new int[0]);
         sDefaults.putBoolean(KEY_UNMETERED_NR_NSA_BOOL, false);
         sDefaults.putBoolean(KEY_UNMETERED_NR_NSA_MMWAVE_BOOL, false);
         sDefaults.putBoolean(KEY_UNMETERED_NR_NSA_SUB6_BOOL, false);