diff --git a/stream-applications-integration-tests/src/test/java/org/springframework/cloud/stream/apps/integration/test/support/AbstractStreamApplicationTests.java b/stream-applications-integration-tests/src/test/java/org/springframework/cloud/stream/apps/integration/test/support/AbstractStreamApplicationTests.java
index 95c8a47..a6d0634 100644
--- a/stream-applications-integration-tests/src/test/java/org/springframework/cloud/stream/apps/integration/test/support/AbstractStreamApplicationTests.java
+++ b/stream-applications-integration-tests/src/test/java/org/springframework/cloud/stream/apps/integration/test/support/AbstractStreamApplicationTests.java
@@ -26,9 +26,8 @@ import java.nio.file.Paths;
 import java.util.Map;
 import java.util.Properties;
 import java.util.UUID;
-
 import java.util.concurrent.ConcurrentHashMap;
-import java.util.concurrent.ConcurrentMap;
+
 import org.slf4j.LoggerFactory;
 import org.testcontainers.containers.DockerComposeContainer;
 import org.testcontainers.containers.output.Slf4jLogConsumer;