diff --git a/test/sun/security/krb5/ConfPlusProp.java b/test/sun/security/krb5/ConfPlusProp.java
index f6304a131b05468a9ebbc17116cbd2199ff62a8d..e29637b1b154289da5c0230daf482278b69cf8b6 100644
--- a/test/sun/security/krb5/ConfPlusProp.java
+++ b/test/sun/security/krb5/ConfPlusProp.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -24,6 +24,7 @@
  * @test
  * @bug 6857795
  * @bug 6858589
+ * @bug 6972005
  * @summary krb5.conf ignored if system properties on realm and kdc are provided
  */
 
@@ -96,7 +97,8 @@ public class ConfPlusProp {
             System.setProperty("java.security.krb5.conf", "i-am-not-a file");
             refresh();
 
-            checkDefaultRealm(null);
+            // Default realm might come from DNS
+            //checkDefaultRealm(null);
             check("R1", null);
             check("R2", null);
             check("R3", null);
diff --git a/test/sun/security/krb5/confplusprop.conf b/test/sun/security/krb5/confplusprop.conf
index 80c925b14cd9ecce85d656c02256cd7c07b47e12..5e499483348585e2b6bffee0ffc0f19c5a38f65c 100644
--- a/test/sun/security/krb5/confplusprop.conf
+++ b/test/sun/security/krb5/confplusprop.conf
@@ -1,6 +1,7 @@
 [libdefaults]
 default_realm = R1
 forwardable = well
+dns_lookup_realm = false
 
 [realms]
 R1 = {
diff --git a/test/sun/security/krb5/confplusprop2.conf b/test/sun/security/krb5/confplusprop2.conf
index df00eccbccfdafa995b21634bb43e2738d26ca08..c55464bd8462e751eea9b812b3fca0dc745faaa7 100644
--- a/test/sun/security/krb5/confplusprop2.conf
+++ b/test/sun/security/krb5/confplusprop2.conf
@@ -1,3 +1,6 @@
+[libdefaults]
+dns_lookup_realm = false
+
 [realms]
 R1 = {
    kdc = k12