diff --git a/api/system-current.txt b/api/system-current.txt
index 3ee6a49c1b443..f34c02822a7af 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -9416,7 +9416,7 @@ package android.telephony.mbms {
 
 package android.telephony.mbms.vendor {
 
-  public class MbmsDownloadServiceBase extends android.os.Binder {
+  public class MbmsDownloadServiceBase extends android.os.Binder implements android.os.IInterface {
     ctor public MbmsDownloadServiceBase();
     method public int addProgressListener(android.telephony.mbms.DownloadRequest, android.telephony.mbms.DownloadProgressListener) throws android.os.RemoteException;
     method public int addStatusListener(android.telephony.mbms.DownloadRequest, android.telephony.mbms.DownloadStatusListener) throws android.os.RemoteException;
@@ -9449,7 +9449,7 @@ package android.telephony.mbms.vendor {
     method public void updateGroupCall(int, long, @NonNull java.util.List<java.lang.Integer>, @NonNull java.util.List<java.lang.Integer>);
   }
 
-  public class MbmsStreamingServiceBase extends android.os.Binder {
+  public class MbmsStreamingServiceBase extends android.os.Binder implements android.os.IInterface {
     ctor public MbmsStreamingServiceBase();
     method public android.os.IBinder asBinder();
     method public void dispose(int) throws android.os.RemoteException;
diff --git a/api/test-current.txt b/api/test-current.txt
index b35b90f707493..1fa9237e10bb8 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -2701,7 +2701,7 @@ package android.telephony.mbms {
 
 package android.telephony.mbms.vendor {
 
-  public class MbmsDownloadServiceBase extends android.os.Binder {
+  public class MbmsDownloadServiceBase extends android.os.Binder implements android.os.IInterface {
     ctor public MbmsDownloadServiceBase();
     method public int addProgressListener(android.telephony.mbms.DownloadRequest, android.telephony.mbms.DownloadProgressListener) throws android.os.RemoteException;
     method public int addStatusListener(android.telephony.mbms.DownloadRequest, android.telephony.mbms.DownloadStatusListener) throws android.os.RemoteException;
@@ -2734,7 +2734,7 @@ package android.telephony.mbms.vendor {
     method public void updateGroupCall(int, long, @NonNull java.util.List<java.lang.Integer>, @NonNull java.util.List<java.lang.Integer>);
   }
 
-  public class MbmsStreamingServiceBase extends android.os.Binder {
+  public class MbmsStreamingServiceBase extends android.os.Binder implements android.os.IInterface {
     ctor public MbmsStreamingServiceBase();
     method public android.os.IBinder asBinder();
     method public void dispose(int) throws android.os.RemoteException;