diff --git a/jedi/inference/value/klass.py b/jedi/inference/value/klass.py
index 5fe04a75..aede4222 100644
--- a/jedi/inference/value/klass.py
+++ b/jedi/inference/value/klass.py
@@ -74,9 +74,6 @@ class ClassName(TreeNameDefinition):
             else:
                 yield result_value
 
-    def get_defining_qualified_value(self):
-        return self._class_value
-
 
 class ClassFilter(ParserTreeFilter):
     def __init__(self, class_value, node_context=None, until_position=None,