diff --git a/third_party/2and3/typing_extensions.pyi b/third_party/2and3/typing_extensions.pyi
index 38ebf9eec..8ac31fc35 100644
--- a/third_party/2and3/typing_extensions.pyi
+++ b/third_party/2and3/typing_extensions.pyi
@@ -21,6 +21,7 @@ def runtime(cls: _TC) -> _TC: ...
 Protocol: _SpecialForm = ...
 Final: _SpecialForm = ...
 def final(f: _F) -> _F: ...
+Literal: _SpecialForm = ...
 
 if sys.version_info >= (3, 3):
     from typing import ChainMap as ChainMap