diff --git a/spring-integration-groovy/src/test/java/org/springframework/integration/groovy/GroovyControlBusIntegrationTests-context.xml b/spring-integration-groovy/src/test/java/org/springframework/integration/groovy/GroovyControlBusIntegrationTests-context.xml
index c55ef0b749..fdb9e56692 100644
--- a/spring-integration-groovy/src/test/java/org/springframework/integration/groovy/GroovyControlBusIntegrationTests-context.xml
+++ b/spring-integration-groovy/src/test/java/org/springframework/integration/groovy/GroovyControlBusIntegrationTests-context.xml
@@ -22,7 +22,7 @@
 	<task:scheduler id="scheduler"/>
 
 	<delayer id="testDelayer" input-channel="delayerInput" output-channel="output"
-			 default-delay="100"
+			 default-delay="1000"
 			 scheduler="scheduler"/>
 
 </beans:beans>
diff --git a/spring-integration-groovy/src/test/java/org/springframework/integration/groovy/GroovyControlBusIntegrationTests.java b/spring-integration-groovy/src/test/java/org/springframework/integration/groovy/GroovyControlBusIntegrationTests.java
index cb1b6b466a..4363f349a4 100644
--- a/spring-integration-groovy/src/test/java/org/springframework/integration/groovy/GroovyControlBusIntegrationTests.java
+++ b/spring-integration-groovy/src/test/java/org/springframework/integration/groovy/GroovyControlBusIntegrationTests.java
@@ -63,7 +63,8 @@ public class GroovyControlBusIntegrationTests {
 		this.delayerInput.send(testMessage);
 
 		this.scheduler.destroy();
-		assertNull(this.output.receive(100));
+		// ensure the delayer did not release any messages
+		assertNull(this.output.receive(500));
 		this.scheduler.afterPropertiesSet();
 
 		Resource scriptResource = new ClassPathResource("GroovyControlBusDelayerManagementTest.groovy", this.getClass());
@@ -71,7 +72,7 @@ public class GroovyControlBusIntegrationTests {
 		Message<?> message = MessageBuilder.withPayload(scriptSource.getScriptAsString()).build();
 		this.controlBus.send(message);
 
-		assertNotNull(this.output.receive(100));
-		assertNotNull(this.output.receive(100));
+		assertNotNull(this.output.receive(1000));
+		assertNotNull(this.output.receive(1000));
 	}
 }