diff --git a/sao/src/common.js b/sao/src/common.js
index 41e0fadd78..40115b9136 100644
--- a/sao/src/common.js
+++ b/sao/src/common.js
@@ -127,7 +127,8 @@
         return result;
     };
 
-    Sao.common.selection = function(title, values, alwaysask=false) {
+    Sao.common.selection = function(
+        title, values, alwaysask=false, default_=null) {
         var prm = jQuery.Deferred();
         if (jQuery.isEmptyObject(values)) {
             prm.reject();
@@ -152,11 +153,14 @@
                 .prepend(jQuery('<input/>', {
                     'type': 'radio',
                     'name': 'selection-' + dialog.modal.attr('id'),
-                    'value': i
+                    'value': i,
+                    'checked': values[keys[i]] == default_,
                 })))
             .appendTo(dialog.body);
         });
-        dialog.body.find('input').first().prop('checked', true);
+        if (!default_) {
+            dialog.body.find('input').first().prop('checked', true);
+        }
 
         jQuery('<button/>', {
             'class': 'btn btn-link',
diff --git a/tryton/tryton/common/common.py b/tryton/tryton/common/common.py
index d2610a9998..b36ea9ab98 100644
--- a/tryton/tryton/common/common.py
+++ b/tryton/tryton/common/common.py
@@ -400,7 +400,7 @@ def get_sensible_widget(window):
     return window
 
 
-def selection(title, values, alwaysask=False):
+def selection(title, values, alwaysask=False, default=None):
     if not values or len(values) == 0:
         return None
     elif len(values) == 1 and (not alwaysask):
@@ -439,14 +439,18 @@ def selection(title, values, alwaysask=False):
     model = Gtk.ListStore(GObject.TYPE_STRING, GObject.TYPE_INT)
     keys = list(values.keys())
     keys.sort()
-    i = 0
-    for val in keys:
+    selected = None
+    for i, val in enumerate(keys):
         model.append([str(val), i])
-        i += 1
+        if default:
+            if values[keys[i]] == default:
+                selected = i
 
     treeview.set_model(model)
     treeview.connect('row-activated',
             lambda x, y, z: dialog.response(Gtk.ResponseType.OK) or True)
+    if selected is not None:
+        treeview.get_selection().select_path(selected)
 
     dialog.show_all()
     response = dialog.run()