diff --git a/spring-integration-core/src/test/java/org/springframework/integration/aggregator/integration/DefaultMessageAggregatorIntegrationTests.java b/spring-integration-core/src/test/java/org/springframework/integration/aggregator/integration/DefaultMessageAggregatorIntegrationTests.java
index c6aa5571a2..07c610b4e9 100644
--- a/spring-integration-core/src/test/java/org/springframework/integration/aggregator/integration/DefaultMessageAggregatorIntegrationTests.java
+++ b/spring-integration-core/src/test/java/org/springframework/integration/aggregator/integration/DefaultMessageAggregatorIntegrationTests.java
@@ -53,7 +53,7 @@ public class DefaultMessageAggregatorIntegrationTests {
 	private PollableChannel output;
 
 	@SuppressWarnings("unchecked")
-	@Test(timeout = 1000)
+	@Test(timeout = 10000)
 	public void testAggregation() throws Exception {
 		for (int i = 0; i < 5; i++) {
 			Map<String, Object> headers = stubHeaders(i, 5, 1);