diff --git a/stdlib/2.7/tarfile.pyi b/stdlib/2.7/tarfile.pyi
index d9a4d50b9..6672135e0 100644
--- a/stdlib/2.7/tarfile.pyi
+++ b/stdlib/2.7/tarfile.pyi
@@ -235,3 +235,5 @@ class TarFileCompat:
     def close(self): ...
 
 def is_tarfile(name): ...
+
+open = TarFile.open