diff --git a/openbis/source/java/ch/systemsx/cisd/openbis/generic/client/web/client/application/ui/widget/SimpleModelComboBox.java b/openbis/source/java/ch/systemsx/cisd/openbis/generic/client/web/client/application/ui/widget/SimpleModelComboBox.java
index 3dd7736e67116fa2b6cbe5561f1c65bb34a2d894..6d8d2dd9ea907fed37b0351ea364d1db6804283b 100644
--- a/openbis/source/java/ch/systemsx/cisd/openbis/generic/client/web/client/application/ui/widget/SimpleModelComboBox.java
+++ b/openbis/source/java/ch/systemsx/cisd/openbis/generic/client/web/client/application/ui/widget/SimpleModelComboBox.java
@@ -51,6 +51,7 @@ public class SimpleModelComboBox<T> extends SimpleComboBox<LabeledItem<T>>
         configure(messageProvider, widthPx);
         setModel(model);
         GWTUtils.autoselect(this);
+        GWTUtils.setupAutoWidth(this);
     }
 
     private void configure(IMessageProvider messageProvider, Integer widthPx)