diff --git a/src/com/android/phone/NotificationMgr.java b/src/com/android/phone/NotificationMgr.java
index 8c6d23c..e9fd26d 100644
--- a/src/com/android/phone/NotificationMgr.java
+++ b/src/com/android/phone/NotificationMgr.java
@@ -378,7 +378,7 @@
             List<UserInfo> users = mUserManager.getUsers(true);
             for (UserInfo user : users) {
                 final UserHandle userHandle = user.getUserHandle();
-                if (!mUserManager.hasUserRestriction(
+                if (!hasUserRestriction(
                         UserManager.DISALLOW_OUTGOING_CALLS, userHandle)
                         && !mUserManager.isManagedProfile(userHandle.getIdentifier())) {
                     if (!maybeSendVoicemailNotificationUsingDefaultDialer(phone, vmCount, vmNumber,
@@ -395,7 +395,7 @@
             List<UserInfo> users = mUserManager.getUsers(true /* excludeDying */);
             for (UserInfo user : users) {
                 final UserHandle userHandle = user.getUserHandle();
-                if (!mUserManager.hasUserRestriction(
+                if (!hasUserRestriction(
                         UserManager.DISALLOW_OUTGOING_CALLS, userHandle)
                         && !mUserManager.isManagedProfile(userHandle.getIdentifier())) {
                     if (!maybeSendVoicemailNotificationUsingDefaultDialer(phone, 0, null, null,
@@ -410,6 +410,12 @@
         }
     }
 
+    private boolean hasUserRestriction(String restrictionKey, UserHandle userHandle) {
+        final List<UserManager.EnforcingUser> sources = mUserManager
+                .getUserRestrictionSources(restrictionKey, userHandle);
+        return (sources != null && !sources.isEmpty());
+    }
+
     /**
      * Sends a broadcast with the voicemail notification information to the default dialer. This
      * method is also used to indicate to the default dialer when to clear the