diff --git a/turbine/src/main/resources/application.properties b/turbine/src/main/resources/application.properties
index 6449849..1660d2e 100644
--- a/turbine/src/main/resources/application.properties
+++ b/turbine/src/main/resources/application.properties
@@ -1,4 +1,5 @@
 server.port: 8989
 spring.application.name: turbine
-turbine.appConfig: simple
-turbine.aggregator.clusterConfig: SIMPLE
+turbine.appConfig: simple,other
+turbine.aggregator.clusterConfig: MAIN
+turbine.clusterNameExpression: metadata['cluster']
\ No newline at end of file
diff --git a/turbine/src/test/java/apps/SimpleApplication.java b/turbine/src/test/java/apps/SimpleApplication.java
index 13b3f88..d24596f 100644
--- a/turbine/src/test/java/apps/SimpleApplication.java
+++ b/turbine/src/test/java/apps/SimpleApplication.java
@@ -36,47 +36,47 @@ import com.netflix.hystrix.contrib.javanica.annotation.HystrixCommand;
 @EnableCircuitBreaker
 @RestController
 public class SimpleApplication {
-	
+
 	@Autowired
 	private HelloService service;
-	
+
 	@RequestMapping("/")
 	public String hello() {
-		return service.hello();
+		return this.service.hello();
 	}
-	
+
 	@RequestMapping("/session")
 	public String session(HttpSession session) {
 		return session.getId();
 	}
-	
+
 	@RequestMapping("/fail")
 	public String fail() {
-		return service.fail();
+		return this.service.fail();
 	}
 
 	public static void main(String[] args) {
 		new SpringApplicationBuilder(SimpleApplication.class).properties(
 				"spring.config.name:simple").run(args);
 	}
-	
+
 	@Service
 	public static class HelloService {
-		
+
 		@HystrixCommand(fallbackMethod="fallback")
 		public String hello() {
 			return "Hello World";
 		}
-		
+
 		@HystrixCommand(fallbackMethod="fallback")
 		public String fail() {
 			throw new RuntimeException("Planned");
 		}
-		
+
 		public String fallback() {
 			return "Fallback";
 		}
 
 	}
-	
+
 }
diff --git a/turbine/src/test/resources/simple.properties b/turbine/src/test/resources/simple.properties
index ec7a5fc..9be4e14 100644
--- a/turbine/src/test/resources/simple.properties
+++ b/turbine/src/test/resources/simple.properties
@@ -1,2 +1,3 @@
 server.port: 8080
 spring.application.name: simple
+eureka.instance.metadata-map.cluster: MAIN
\ No newline at end of file