diff --git a/spring-integration-core/src/test/java/org/springframework/integration/aggregator/TimeoutCountSequenceSizeReleaseStrategyTests.java b/spring-integration-core/src/test/java/org/springframework/integration/aggregator/TimeoutCountSequenceSizeReleaseStrategyTests.java
index 5c74e8dfe6..65b862d873 100755
--- a/spring-integration-core/src/test/java/org/springframework/integration/aggregator/TimeoutCountSequenceSizeReleaseStrategyTests.java
+++ b/spring-integration-core/src/test/java/org/springframework/integration/aggregator/TimeoutCountSequenceSizeReleaseStrategyTests.java
@@ -66,7 +66,7 @@ public class TimeoutCountSequenceSizeReleaseStrategyTests {
 		TimeoutCountSequenceSizeReleaseStrategy releaseStrategy =
 				new TimeoutCountSequenceSizeReleaseStrategy(TimeoutCountSequenceSizeReleaseStrategy.DEFAULT_THRESHOLD,
 						-100);
-		assertThat(releaseStrategy.canRelease(messages)).isTrue();
+		assertTrue(releaseStrategy.canRelease(messages));
 	}
 
 	@Test