diff --git a/src/com/android/phone/PhoneInterfaceManager.java b/src/com/android/phone/PhoneInterfaceManager.java
index 1f15cc7..ac4510a 100644
--- a/src/com/android/phone/PhoneInterfaceManager.java
+++ b/src/com/android/phone/PhoneInterfaceManager.java
@@ -1486,9 +1486,8 @@
         return handlePinMmiForSubscriber(getDefaultSubscription(), dialString);
     }
 
-    public void handleUssdRequest(String ussdRequest, ResultReceiver wrappedCallback) {
+    public void handleUssdRequest(int subId, String ussdRequest, ResultReceiver wrappedCallback) {
       enforceCallPermission();
-      int subId = getDefaultSubscription();
       if (!SubscriptionManager.isValidSubscriptionId(subId)) {
           return;
       }