diff --git a/telephony/java/com/android/ims/internal/IImsUt.aidl b/telephony/java/com/android/ims/internal/IImsUt.aidl
index 50a0169..c531ea5 100644
--- a/telephony/java/com/android/ims/internal/IImsUt.aidl
+++ b/telephony/java/com/android/ims/internal/IImsUt.aidl
@@ -79,12 +79,13 @@
     /**
      * Updates the configuration of the call forward.
      */
-    int updateCallForward(int action, int condition, String number, int timeSeconds);
+    int updateCallForward(int action, int condition, String number,
+            int serviceClass, int timeSeconds);
 
     /**
      * Updates the configuration of the call waiting.
      */
-    int updateCallWaiting(boolean enable);
+    int updateCallWaiting(boolean enable, int serviceClass);
 
     /**
      * Updates the configuration of the CLIR supplementary service.