diff --git a/src/test/java/org/rometools/test/FetcherTestServlet.java b/src/test/java/org/rometools/test/FetcherTestServlet.java
index fd9c8e1..fa67d59 100644
--- a/src/test/java/org/rometools/test/FetcherTestServlet.java
+++ b/src/test/java/org/rometools/test/FetcherTestServlet.java
@@ -45,6 +45,8 @@ import com.sun.syndication.io.SyndFeedOutput;
 
 public class FetcherTestServlet extends HttpServlet {
 
+    private static final long serialVersionUID = 1L;
+
     public static final String ETAG_1 = "ETAG-1";
     public static final String ETAG_2 = "ETAG-2";