multiple packages in context:component-scan, spring config

How can I add multiple packages in spring-servlet.xml file in context:component-scan element? I have tried <context:component-scan base-package=”z.y.z.service” base-package=”x.y.z.controller” /> and <context:component-scan base-package=”x.y.z.service, x.y.z.controller” /> and <context:component-scan base-package=”x.y.z.service” /> <context:component-scan base-package=”x.y.z.controller” /> but got error: org.springframework.beans.factory.NoSuchBeanDefinitionException: No matching bean of type [x.y.z.dao.daoservice.LoginDAO] found for dependency: 8 Answers 8