diff --git a/src/athena/mainwindow.py b/src/athena/mainwindow.py
index 1a33338..f7b0f4b 100644
--- a/src/athena/mainwindow.py
+++ b/src/athena/mainwindow.py
@@ -70,6 +70,7 @@ def _addFile( self, heading, name, filepath ):
         item = QTreeWidgetItem( heading )
         item.setText( 0, name )
         item.setData( 0, Qt.UserRole, filepath.resolve() )
+        item.setFlags( Qt.ItemIsSelectable | Qt.ItemIsEnabled )
         return item
 
     def add2DExampleFile( self, filepath ):
@@ -90,6 +91,10 @@ def handleSelect( self, current_item, previous_item ):
         if data is not None:
             self.newFileSelected.emit( data )
 
+    def mousePressEvent( self, event ):
+        super().mousePressEvent(event)
+        self.repaint()
+
 class ColorButton(QPushButton):
     def __init__( self, *args, **kw ):
         super().__init__(*args, **kw)