diff --git a/tiramisu/option/baseoption.py b/tiramisu/option/baseoption.py
index 67210d7..c97928d 100644
--- a/tiramisu/option/baseoption.py
+++ b/tiramisu/option/baseoption.py
@@ -84,7 +84,6 @@ def validate_callback(callback, callback_params, type_):
                             raise ValueError(_('{0}_params must have an option'
                                                ' not a {0} for first argument'
                                                ).format(type_, type(option)))
-                        option._set_has_dependency()
                         if force_permissive not in [True, False]:  # pragma: optional cover
                             raise ValueError(_('{0}_params must have a boolean'
                                                ' not a {0} for second argument'
diff --git a/tiramisu/setting.py b/tiramisu/setting.py
index 212cf3d..6fae963 100644
--- a/tiramisu/setting.py
+++ b/tiramisu/setting.py
@@ -689,9 +689,9 @@ class Settings(object):
                                 calc_properties.setdefault(action, []).extend(msg)
                         else:
                             if not inverse:
-                                msg = _('the value of "{0}" is {1}')
+                                msg = _('the value of "{0}" is "{1}"')
                             else:
-                                msg = _('the value of "{0}" is not {1}')
+                                msg = _('the value of "{0}" is not "{1}"')
                             calc_properties.setdefault(action, []).append(msg.format(option.impl_get_display_name(), display_list(expected, 'or')))
                     else:
                         calc_properties.add(action)