diff --git a/jedi/__init__.py b/jedi/__init__.py
index 0c29bca1..9c37f07c 100644
--- a/jedi/__init__.py
+++ b/jedi/__init__.py
@@ -43,7 +43,7 @@ import sys
 sys.path.insert(0, __path__[0])
 
 from .api import Script, Interpreter, NotFoundError, set_debug_function, \
-                 preload_module
+                 preload_module, defined_names
 from . import settings
 
 sys.path.pop(0)