diff --git a/src/com/android/phone/PhoneInterfaceManager.java b/src/com/android/phone/PhoneInterfaceManager.java
index 1280857..7bbdbf1 100755
--- a/src/com/android/phone/PhoneInterfaceManager.java
+++ b/src/com/android/phone/PhoneInterfaceManager.java
@@ -3948,8 +3948,9 @@
      */
     @Override
     public int getPreferredNetworkType(int subId) {
-        TelephonyPermissions.enforceCallingOrSelfModifyPermissionOrCarrierPrivilege(
-                mApp, subId, "getPreferredNetworkType");
+        TelephonyPermissions
+                .enforeceCallingOrSelfReadPrivilegedPhoneStatePermissionOrCarrierPrivilege(
+                        mApp, subId, "getPreferredNetworkType");
 
         final long identity = Binder.clearCallingIdentity();
         try {