Spring MVC конвертеры Converter<Object, String> не регистрируется в WebMvcConfigurerAdapter

@Component
public class RoleToUserProfileConverter implements Converter<Object, UserProfile>{
 
    static final Logger logger = LoggerFactory.getLogger(RoleToUserProfileConverter.class);
 
    @Autowired
    UserProfileService userProfileService;
 
    /**
     * Gets UserProfile by Id
     * @see org.springframework.core.convert.converter.Converter#convert(java.lang.Object)
     */
    public UserProfile convert(Object element) {
        Integer id = Integer.parseInt((String)element);
        UserProfile profile= userProfileService.findById(id);
        logger.info("Profile : {}",profile);
        return profile;
    }
}

@Component
public class PrivilegeToUserPermissionConverter implements Converter<Object, UserPermission>{
 
    static final Logger logger = LoggerFactory.getLogger(PrivilegeToUserPermissionConverter.class);
 
    @Autowired
    UserPermissionService userPermissionService;
 
    /**
     * Gets UserProfile by Id
     * @see org.springframework.core.convert.converter.Converter#convert(java.lang.Object)
     */
    public UserPermission convert(Object element) {
        Integer id = Integer.parseInt((String)element);
        UserPermission permission= userPermissionService.findById(id);
        logger.info("Permission : {}",permission);
        return permission;
    }
}

@Configuration
@EnableWebMvc
@ComponentScan(basePackages = "com.websystique.springmvc")
public class AppConfig extends WebMvcConfigurerAdapter{
    
    
    @Autowired
    RoleToUserProfileConverter roleToUserProfileConverter;
 
    @Autowired
    PrivilegeToUserPermissionConverter privilegeToUserPermissionConverter;
 
 
 
    /**
     * Configure Converter to be used.
     * In our example, we need a converter to convert string values[Roles] to UserProfiles in newUser.jsp
     */
    @Override
    public void addFormatters(FormatterRegistry registry) {
 
        registry.addConverter(roleToUserProfileConverter);
        registry.addConverter(privilegeToUserPermissionConverter);
    }
 
}