--- a/jdk/src/java.desktop/share/classes/java/awt/MenuBar.java	Tue Jan 13 16:09:21 2015 +0300
+++ b/jdk/src/java.desktop/share/classes/java/awt/MenuBar.java	Tue Jan 13 17:10:28 2015 +0300
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1995, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1995, 2015, 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
@@ -181,7 +181,7 @@
      * removed from the menu bar, and replaced with the specified menu.
      * @param m    the menu to be set as the help menu
      */
-    public void setHelpMenu(Menu m) {
+    public void setHelpMenu(final Menu m) {
         synchronized (getTreeLock()) {
             if (helpMenu == m) {
                 return;
@@ -189,11 +189,11 @@
             if (helpMenu != null) {
                 remove(helpMenu);
             }
-            if (m.parent != this) {
-                add(m);
-            }
             helpMenu = m;
             if (m != null) {
+                if (m.parent != this) {
+                    add(m);
+                }
                 m.isHelpMenu = true;
                 m.parent = this;
                 MenuBarPeer peer = (MenuBarPeer)this.peer;
@@ -242,7 +242,7 @@
      * @param        index   the position of the menu to be removed.
      * @see          java.awt.MenuBar#add(java.awt.Menu)
      */
-    public void remove(int index) {
+    public void remove(final int index) {
         synchronized (getTreeLock()) {
             Menu m = getMenu(index);
             menus.removeElementAt(index);
@@ -252,6 +252,10 @@
                 m.parent = null;
                 peer.delMenu(index);
             }
+            if (helpMenu == m) {
+                helpMenu = null;
+                m.isHelpMenu = false;
+            }
         }
     }