diff --git a/wsdef/src/main/java/com/google/gson/webservice/definition/WebServiceSystemException.java b/wsdef/src/main/java/com/google/gson/webservice/definition/WebServiceSystemException.java
index 88ee3c04..e183757d 100644
--- a/wsdef/src/main/java/com/google/gson/webservice/definition/WebServiceSystemException.java
+++ b/wsdef/src/main/java/com/google/gson/webservice/definition/WebServiceSystemException.java
@@ -23,7 +23,7 @@ package com.google.gson.webservice.definition;
  */
 public class WebServiceSystemException extends RuntimeException {
 
-  private static final long serialVersionUID = -2511829073381716183L;
+  private static final long serialVersionUID = 1L;
 
   public WebServiceSystemException(Exception cause) {
     super(cause);
diff --git a/wsdef/src/test/java/com/google/gson/webservice/definition/rest/IdTypeAdapterTest.java b/wsdef/src/test/java/com/google/gson/webservice/definition/rest/IdTypeAdapterTest.java
index f0fef50c..f66e1ca8 100644
--- a/wsdef/src/test/java/com/google/gson/webservice/definition/rest/IdTypeAdapterTest.java
+++ b/wsdef/src/test/java/com/google/gson/webservice/definition/rest/IdTypeAdapterTest.java
@@ -55,7 +55,6 @@ public class IdTypeAdapterTest extends TestCase {
 
   public void testSerializeId() {
     String json = gson.toJson(course, TYPE_COURSE_HISTORY);
-    System.out.println(json);
     assertTrue(json.contains(String.valueOf(COURSE_ID.getValue())));
     assertTrue(json.contains(String.valueOf(STUDENT1_ID.getValue())));
     assertTrue(json.contains(String.valueOf(STUDENT2_ID.getValue())));