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-rw-r--r--src/com/vaadin/ui/AbstractSelect.java2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/com/vaadin/ui/AbstractSelect.java b/src/com/vaadin/ui/AbstractSelect.java
index f80fe70580..ba1821a53c 100644
--- a/src/com/vaadin/ui/AbstractSelect.java
+++ b/src/com/vaadin/ui/AbstractSelect.java
@@ -1935,7 +1935,7 @@ public abstract class AbstractSelect extends AbstractField implements
* Implement this interface and pass it to Tree.setCellStyleGenerator or Table.setCellStyleGenerator to
* generate mouse over descriptions ("tooltips") for the rows and cells in Table or for the items in Tree.
*/
- public interface ItemDescriptionGenerator {
+ public interface ItemDescriptionGenerator extends Serializable {
/**
* Called by Table when a cell (and row) is painted or a item is painted in Tree