diff --git a/bin/tools/yaml_import.py b/bin/tools/yaml_import.py
index 2f48ca51618..4e974720c6c 100644
--- a/bin/tools/yaml_import.py
+++ b/bin/tools/yaml_import.py
@@ -126,7 +126,7 @@ class YamlInterpreter(object):
         self.pool = pooler.get_pool(cr.dbname)
         self.uid = 1
         self.context = {} # opererp context
-        self.eval_context = {'ref': self._ref, '_ref': self._ref, 'time': time} # added '_ref' so that record['ref'] is possible
+        self.eval_context = {'ref': self._ref(), '_ref': self._ref(), 'time': time} # added '_ref' so that record['ref'] is possible
 
     def _ref(self):
         return lambda xml_id: self.get_id(xml_id)