diff --git a/core/api/current.txt b/core/api/current.txt
index b6d65076b5f9e..b0534a1415202 100644
--- a/core/api/current.txt
+++ b/core/api/current.txt
@@ -39596,7 +39596,7 @@ package android.telephony {
     field public static final String KEY_RTT_DOWNGRADE_SUPPORTED_BOOL = "rtt_downgrade_supported_bool";
     field public static final String KEY_RTT_SUPPORTED_BOOL = "rtt_supported_bool";
     field public static final String KEY_RTT_SUPPORTED_FOR_VT_BOOL = "rtt_supported_for_vt_bool";
-    field public static final String KEY_RTT_SUPPORTED_WHILE_ROAMING_BOOL = "rtt_supported_while_roaming";
+    field public static final String KEY_RTT_SUPPORTED_WHILE_ROAMING_BOOL = "rtt_supported_while_roaming_bool";
     field public static final String KEY_RTT_UPGRADE_SUPPORTED_BOOL = "rtt_upgrade_supported_bool";
     field public static final String KEY_SHOW_4G_FOR_3G_DATA_ICON_BOOL = "show_4g_for_3g_data_icon_bool";
     field public static final String KEY_SHOW_4G_FOR_LTE_DATA_ICON_BOOL = "show_4g_for_lte_data_icon_bool";
diff --git a/telephony/java/android/telephony/CarrierConfigManager.java b/telephony/java/android/telephony/CarrierConfigManager.java
index a35db7e2ce469..91d8ead73ac00 100644
--- a/telephony/java/android/telephony/CarrierConfigManager.java
+++ b/telephony/java/android/telephony/CarrierConfigManager.java
@@ -4116,7 +4116,7 @@ public class CarrierConfigManager {
      * Indicates whether RTT is supported while roaming.
      */
     public static final String KEY_RTT_SUPPORTED_WHILE_ROAMING_BOOL =
-            "rtt_supported_while_roaming";
+            "rtt_supported_while_roaming_bool";
 
     /**
      * Indicates if auto-configuration server is used for the RCS config