diff --git a/smack-resolver-javax/src/main/java/org/jivesoftware/smack/util/dns/javax/JavaxResolver.java b/smack-resolver-javax/src/main/java/org/jivesoftware/smack/util/dns/javax/JavaxResolver.java
index 12cc680fe..e91802e04 100644
--- a/smack-resolver-javax/src/main/java/org/jivesoftware/smack/util/dns/javax/JavaxResolver.java
+++ b/smack-resolver-javax/src/main/java/org/jivesoftware/smack/util/dns/javax/JavaxResolver.java
@@ -1,6 +1,6 @@
 /**
  *
- * Copyright 2013-2018 Florian Schmaus
+ * Copyright 2013-2019 Florian Schmaus
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -18,7 +18,6 @@ package org.jivesoftware.smack.util.dns.javax;
 
 import java.net.InetAddress;
 import java.util.ArrayList;
-import java.util.Hashtable;
 import java.util.List;
 import java.util.logging.Level;
 
@@ -52,9 +51,7 @@ public class JavaxResolver extends DNSResolver implements SmackInitializer {
 
     static {
         try {
-            Hashtable<String, String> env = new Hashtable<>();
-            env.put("java.naming.factory.initial", "com.sun.jndi.dns.DnsContextFactory");
-            dirContext = new InitialDirContext(env);
+            dirContext = new InitialDirContext();
         } catch (Exception e) {
             // Ignore.
         }