diff --git a/api/current.txt b/api/current.txt
index 9553bf6f0bd65..6df8929bcc405 100755
--- a/api/current.txt
+++ b/api/current.txt
@@ -41276,9 +41276,9 @@ package android.telecom {
   public abstract class CallRedirectionService extends android.app.Service {
     ctor public CallRedirectionService();
     method public final void cancelCall();
-    method public final android.os.IBinder onBind(android.content.Intent);
+    method @Nullable public final android.os.IBinder onBind(@NonNull android.content.Intent);
     method public abstract void onPlaceCall(@NonNull android.net.Uri, @NonNull android.telecom.PhoneAccountHandle, boolean);
-    method public final boolean onUnbind(android.content.Intent);
+    method public final boolean onUnbind(@NonNull android.content.Intent);
     method public final void placeCallUnmodified();
     method public final void redirectCall(@NonNull android.net.Uri, @NonNull android.telecom.PhoneAccountHandle, boolean);
     field public static final String SERVICE_INTERFACE = "android.telecom.CallRedirectionService";
diff --git a/telecomm/java/android/telecom/CallRedirectionService.java b/telecomm/java/android/telecom/CallRedirectionService.java
index 329911776993a..ff9de9d100b19 100644
--- a/telecomm/java/android/telecom/CallRedirectionService.java
+++ b/telecomm/java/android/telecom/CallRedirectionService.java
@@ -17,6 +17,7 @@
 package android.telecom;
 
 import android.annotation.NonNull;
+import android.annotation.Nullable;
 import android.annotation.SdkConstant;
 import android.app.Service;
 import android.content.Intent;
@@ -196,12 +197,12 @@ public abstract class CallRedirectionService extends Service {
     }
 
     @Override
-    public final IBinder onBind(Intent intent) {
+    public final @Nullable IBinder onBind(@NonNull Intent intent) {
         return new CallRedirectionBinder();
     }
 
     @Override
-    public final boolean onUnbind(Intent intent) {
+    public final boolean onUnbind(@NonNull Intent intent) {
         return false;
     }
 }