diff --git a/tiramisu/option/baseoption.py b/tiramisu/option/baseoption.py
index 9e29c11..0a3b80d 100644
--- a/tiramisu/option/baseoption.py
+++ b/tiramisu/option/baseoption.py
@@ -84,6 +84,7 @@ 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'
@@ -133,6 +134,7 @@ class Base(StorageBase):
         if validator is not None:
             validate_callback(validator, validator_params, 'validator')
             self._set_validator(validator, validator_params)
+            self._set_has_dependency()
         if calc_properties != frozenset([]) and properties is not tuple():  # pragma: optional cover
             set_forbidden_properties = calc_properties & set(properties)
             if set_forbidden_properties != frozenset():
@@ -155,6 +157,13 @@ class Base(StorageBase):
             self.impl_set_callback(callback, callback_params, _init=True)
         self.commit(session)
 
+    def _set_has_dependency(self):
+        if not isinstance(self, SymLinkOption):
+            self._has_dependency = True
+
+    def impl_has_dependency(self):
+        return getattr(self, '_has_dependency', False)
+
     def impl_set_callback(self, callback, callback_params=None, _init=False):
         if callback is None and callback_params is not None:  # pragma: optional cover
                 raise ValueError(_("params defined for a callback function but "
@@ -630,7 +639,7 @@ class Option(OnlyOption):
             name = self.impl_getname()
         return name
 
-    def _valid_consistencies(self, other_opts):
+    def _valid_consistencies(self, other_opts, init=True):
         if self._is_subdyn():
             dynod = self._impl_getsubdyn()
         else:
@@ -659,6 +668,9 @@ class Option(OnlyOption):
             if is_multi != opt.impl_is_multi():  # pragma: optional cover
                 raise ConfigError(_('every options in consistency must be '
                                     'multi or none'))
+            if init:
+                #consistency could generate warnings or errors
+                opt._set_has_dependency()
 
     def impl_add_consistency(self, func, *other_opts, **params):
         """Add consistency means that value will be validate with other_opts
@@ -689,6 +701,8 @@ class Option(OnlyOption):
         if err:
             self._del_consistency()
             raise err
+        #consistency could generate warnings or errors
+        self._set_has_dependency()
 
     def _valid_consistency(self, option, value, context, index, submulti_idx):
         if context is not undefined:
@@ -892,6 +906,7 @@ def validate_requires_arg(multi, requires, name):
                                             inverse, transitive, same_action)
         else:
             ret_requires[action][option][1].append(expected)
+        option._set_has_dependency()
     # transform dict to tuple
     ret = []
     for opt_requires in ret_requires.values():
@@ -915,6 +930,7 @@ class SymLinkOption(OnlyOption):
         super(Base, self).__init__(name, undefined, undefined, undefined,
                                    undefined, undefined, undefined, undefined,
                                    undefined, opt, session=session)
+        opt._set_has_dependency()
         self.commit(session)
 
     def __getattr__(self, name, context=undefined):
diff --git a/tiramisu/option/optiondescription.py b/tiramisu/option/optiondescription.py
index 81e0f47..99f27db 100644
--- a/tiramisu/option/optiondescription.py
+++ b/tiramisu/option/optiondescription.py
@@ -242,6 +242,8 @@ class OptionDescription(BaseOption, StorageOptionDescription):
                                            "in group {1}"
                                            ": this option is not a multi"
                                            "").format(child.impl_getname(), self.impl_getname()))
+                #length of master change slaves length
+                self._set_has_dependency()
                 MasterSlaves(self.impl_getname(), children)
         else:  # pragma: optional cover
             raise ValueError(_('group_type: {0}'
diff --git a/tiramisu/storage/dictionary/option.py b/tiramisu/storage/dictionary/option.py
index c6b4059..2fdf18a 100644
--- a/tiramisu/storage/dictionary/option.py
+++ b/tiramisu/storage/dictionary/option.py
@@ -53,6 +53,7 @@ class StorageBase(object):
                  '_choice_values',
                  '_choice_values_params',
                  #other
+                 '_has_dependency',
                  '_state_master_slaves',
                  '_state_val_call',
                  '_state_requires',