diff --git a/English.lproj/RepositoryWindow.xib b/English.lproj/RepositoryWindow.xib
index c403afa..00fbb94 100644
--- a/English.lproj/RepositoryWindow.xib
+++ b/English.lproj/RepositoryWindow.xib
@@ -1751,6 +1751,7 @@ ELIAAAAAAAgACAAIAAgAAQABAAEAAQ</bytes>
 				</object>
 				<bool key="NSEditable">YES</bool>
 				<object class="_NSManagedProxy" key="_NSManagedProxy"/>
+				<bool key="NSAvoidsEmptySelection">YES</bool>
 				<bool key="NSPreservesSelection">YES</bool>
 				<bool key="NSSelectsInsertedObjects">YES</bool>
 				<bool key="NSFilterRestrictsInsertion">YES</bool>