diff --git a/src/rougail/annotator/family.py b/src/rougail/annotator/family.py
index adab5131..2c06b63f 100644
--- a/src/rougail/annotator/family.py
+++ b/src/rougail/annotator/family.py
@@ -169,10 +169,9 @@ class FamilyAnnotator:
             for family in families.family.values():
                 if 'dynamic' not in vars(family):
                     continue
-                obj = self.objectspace.paths.get_variable_obj(family.dynamic)
-                if not obj.multi:
+                family.dynamic = self.objectspace.paths.get_variable_obj(family.dynamic)
+                if not family.dynamic.multi:
                     xmlfiles = self.objectspace.display_xmlfiles(family.xmlfiles)
                     msg = _(f'dynamic family "{family.name}" must be linked '
                             f'to multi variable in {xmlfiles}')
                     raise DictConsistencyError(msg, 16)
-                family.dynamic = obj.path
diff --git a/src/rougail/annotator/service.py b/src/rougail/annotator/service.py
index 562d9780..3af9d6a8 100644
--- a/src/rougail/annotator/service.py
+++ b/src/rougail/annotator/service.py
@@ -177,13 +177,7 @@ class ServiceAnnotator:
         variable.mode = None
         variable.type = type_
         if type_ == 'symlink':
-            variable.opt, suffix = self.objectspace.paths.get_variable_path(value,
-                                                                            'services',
-                                                                            )
-            if suffix:
-                xmlfiles = self.objectspace.display_xmlfiles(value.xmlfiles)
-                msg = _(f'the "{key}" in services cannot be a dynamic variable in {xmlfiles}')
-                raise DictConsistencyError(msg, 23)
+            variable.opt = self.objectspace.paths.get_variable_obj(value)
             variable.multi = None
         else:
             variable.doc = key
diff --git a/src/rougail/tiramisureflector.py b/src/rougail/tiramisureflector.py
index 24c7235e..baa44dbc 100644
--- a/src/rougail/tiramisureflector.py
+++ b/src/rougail/tiramisureflector.py
@@ -12,6 +12,10 @@ FORCE_INFORMATIONS = ['help', 'test', 'separator', 'manage']
 ATTRIBUTES_ORDER = ('name', 'doc', 'default', 'multi')
 
 
+class Root():
+    path = '.'
+
+
 class TiramisuReflector:
     def __init__(self,
                  xmlroot,
@@ -31,7 +35,7 @@ class TiramisuReflector:
                              ]
         self.make_tiramisu_objects(xmlroot)
         # parse object
-        self.storage.get('.').get()
+        self.storage.get(Root()).get()
 
     def make_tiramisu_objects(self,
                               xmlroot,
@@ -152,7 +156,7 @@ class TiramisuReflector:
         return subpath + '.' + elt.name
 
     def get_text(self):
-        return '\n'.join(self.storage.get('.').get_text())
+        return '\n'.join(self.storage.get(Root()).get_text())
 
 
 class BaseElt:
@@ -172,7 +176,8 @@ class ElementStorage:
         self.paths[path] = (elt, self.index)
         self.index += 1
 
-    def get(self, path):
+    def get(self, obj):
+        path = obj.path
         return self.paths[path][0]
 
     def get_name(self, path):
@@ -196,7 +201,7 @@ class Common:
     def populate_properties(self, child):
         assert child.type == 'calculation'
         action = f"ParamValue('{child.name}')"
-        option_name = self.storage.get(child.source.path).get()
+        option_name = self.storage.get(child.source).get()
         kwargs = f"'condition': ParamOption({option_name}, todict=True), 'expected': ParamValue('{child.expected}')"
         if child.inverse:
             kwargs += ", 'reverse_condition': ParamValue(True)"
@@ -324,7 +329,7 @@ class Variable(Common):
                     self.attrib['validators'].append(self.calculation_value(child, ['ParamSelfOption()']))
                 elif tag == 'choice':
                     if child.type == 'calculation':
-                        value = self.storage.get(child.name.path).get()
+                        value = self.storage.get(child.name).get()
                         choices = f"Calculation(func.calc_value, Params((ParamOption({value}))))"
                     else:
                         choices.append(child.name)
@@ -400,7 +405,7 @@ class Variable(Common):
     def build_param(self,
                     param,
                     ):
-        option_name = self.storage.get(param['option'].path).get()
+        option_name = self.storage.get(param['option']).get()
         if 'suffix' in param:
             family = '.'.join(param['option'].path.split('.')[:-1])
             family_option = self.storage.get_name(family)