diff --git a/test/src/test/java/io/jeyong/test/SigtermListenerTest.java b/test/src/test/java/io/jeyong/test/SigtermListenerTest.java
index 28d365f..8e86af0 100644
--- a/test/src/test/java/io/jeyong/test/SigtermListenerTest.java
+++ b/test/src/test/java/io/jeyong/test/SigtermListenerTest.java
@@ -52,7 +52,7 @@ void testSigtermHandling() throws Exception {
             sendSigtermToContainer(container);
 
             // then
-            Integer exitCode = container.getCurrentContainerInfo().getState().getExitCode();
+            Long exitCode = container.getCurrentContainerInfo().getState().getExitCodeLong();
             assertThat(exitCode).isEqualTo(0);
         }
     }