diff --git a/telephony/java/com/android/internal/telephony/ITelephony.aidl b/telephony/java/com/android/internal/telephony/ITelephony.aidl
index bab08b58339c2..b8900052caf68 100644
--- a/telephony/java/com/android/internal/telephony/ITelephony.aidl
+++ b/telephony/java/com/android/internal/telephony/ITelephony.aidl
@@ -2980,4 +2980,13 @@ interface ITelephony {
     @JavaPassthrough(annotation="@android.annotation.RequiresPermission("
             + "android.Manifest.permission.SATELLITE_COMMUNICATION)")
     void requestTimeForNextSatelliteVisibility(int subId, in ResultReceiver receiver);
+
+    /**
+     * This API can be used by only CTS to update satellite vendor service package name.
+     *
+     * @param servicePackageName The package name of the satellite vendor service.
+     * @return {@code true} if the satellite vendor service is set successfully,
+     * {@code false} otherwise.
+     */
+    boolean setSatelliteServicePackageName(in String servicePackageName);
 }