update/org.eclipse.update.ui/webapp/WEB-INF/web.xml

<?xml version="1.0" encoding="ISO-8859-1"?>


<!DOCTYPE web-app
    PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.2//EN"
    "http://java.sun.com/j2ee/dtds/web-app_2.2.dtd">

<web-app>

    <servlet>
        <servlet-name>install</servlet-name>
        <servlet-class>org.eclipse.update.internal.ui.servlets.InstallServlet</servlet-class>
    </servlet>
    
	<servlet-mapping>
		<servlet-name>install</servlet-name>
		<url-pattern>/install</url-pattern>
	</servlet-mapping>

</web-app>