This week's book giveaway is in the OO, Patterns, UML and Refactoring forum. We're giving away four copies of Refactoring for Software Design Smells: Managing Technical Debt and have Girish Suryanarayana, Ganesh Samarthyam & Tushar Sharma on-line! See this thread for details.
But make sure you update the web.xml file too. (struts-config.xml file is mentioned as a <param> parameter to the ActionServlet). So long as you update this location with your change as well, I dont think there should be a problem.