diff --git a/core/src/main/java/hudson/console/HyperlinkNote.java b/core/src/main/java/hudson/console/HyperlinkNote.java
index 8ed503999325339956f5968022158e435a9338f4..3f8ccfda1d89ab00a50e809cafb4b443c31d8e76 100644
--- a/core/src/main/java/hudson/console/HyperlinkNote.java
+++ b/core/src/main/java/hudson/console/HyperlinkNote.java
@@ -107,4 +107,5 @@ public class HyperlinkNote extends ConsoleNote {
     }
 
     private static final Logger LOGGER = Logger.getLogger(HyperlinkNote.class.getName());
+    private static final long serialVersionUID = 3908468829358026949L;
 }