diff --git a/src/test/java/org/gcube/common/clients/AsyncDelegateTest.java b/src/test/java/org/gcube/common/clients/AsyncDelegateTest.java
index ad0893a..2995be5 100644
--- a/src/test/java/org/gcube/common/clients/AsyncDelegateTest.java
+++ b/src/test/java/org/gcube/common/clients/AsyncDelegateTest.java
@@ -172,13 +172,10 @@ public class AsyncDelegateTest {
 	@Test
 	public void callbacksGetResults() throws Exception {
 		
-		final CountDownLatch latch = new CountDownLatch(1);
-		
 		//stage call
 		Answer<?> answer = new Answer<Object>() {
 			@Override
 			public Object answer(InvocationOnMock invocation) throws Throwable {
-				latch.countDown();
 				return value;
 			}
 		};
@@ -190,8 +187,8 @@ public class AsyncDelegateTest {
 
 		Future<?> future = delegate.makeAsync(call,callback);		
 
-		//make sure we test after call has been delivered
-		latch.await(5, SECONDS);
+		//make sure the callback has had time to arrive
+		Thread.sleep(400);
 		
 		verify(callback).done(value);