diff --git a/spring-cloud-dataflow-composed-task-runner/src/main/java/org/springframework/cloud/dataflow/composedtaskrunner/support/UnexpectedTaskExecutionException.java b/spring-cloud-dataflow-composed-task-runner/src/main/java/org/springframework/cloud/dataflow/composedtaskrunner/support/UnexpectedTaskExecutionException.java
index 3f8d6f8e0c..7e1deb939f 100644
--- a/spring-cloud-dataflow-composed-task-runner/src/main/java/org/springframework/cloud/dataflow/composedtaskrunner/support/UnexpectedTaskExecutionException.java
+++ b/spring-cloud-dataflow-composed-task-runner/src/main/java/org/springframework/cloud/dataflow/composedtaskrunner/support/UnexpectedTaskExecutionException.java
@@ -31,7 +31,7 @@
  */
 public class UnexpectedTaskExecutionException extends UnexpectedJobExecutionException {
 
-	private static final long serialVersionUID = -4752264501803395937L;
+	private static final long serialVersionUID = 3494615323781500165L;
 
 	/**
 	 * The unique id associated with the task execution.
@@ -81,7 +81,7 @@ public class UnexpectedTaskExecutionException extends UnexpectedJobExecutionExce
 	/**
 	 * The arguments that were used for this task execution.
 	 */
-	private List<String> arguments;
+	private ArrayList<String> arguments;
 
 	/**
 	 * Constructs an UnexpectedTaskExecutionException with the specified