diff --git a/jedi/inference/arguments.py b/jedi/inference/arguments.py
index e892281c..a5362d70 100644
--- a/jedi/inference/arguments.py
+++ b/jedi/inference/arguments.py
@@ -292,13 +292,13 @@ class TreeArguments(AbstractArguments):
                     break
                 if not isinstance(names[0], ParamName):
                     break
-                param = names[0].get_executed_param_name()
-                if isinstance(param, DynamicExecutedParamName):
+                executed_param_name = names[0].get_executed_param_name()
+                if isinstance(executed_param_name, DynamicExecutedParamName):
                     # For dynamic searches we don't even want to see errors.
                     return []
-                if param.var_args is None:
+                if executed_param_name.arguments is None:
                     break
-                arguments = param.var_args
+                arguments = executed_param_name.arguments
                 break
 
         if arguments.argument_node is not None:
diff --git a/jedi/inference/param.py b/jedi/inference/param.py
index 7ec96aac..9c1c3f88 100644
--- a/jedi/inference/param.py
+++ b/jedi/inference/param.py
@@ -19,12 +19,9 @@ def _add_argument_issue(error_name, lazy_value, message):
 
 
 class ExecutedParamName(ParamName):
-    """Fake a param and give it values."""
     def __init__(self, function_value, arguments, param_node, lazy_value, is_default=False):
-        # The arguments parameter is not needed, because it's an executed param
-        # name.
         super(ExecutedParamName, self).__init__(
-            function_value, param_node.name, arguments=None)
+            function_value, param_node.name, arguments=arguments)
         self._lazy_value = lazy_value
         self._is_default = is_default