#4544: add `dedent` to textwrap.__all__.
diff --git a/Lib/textwrap.py b/Lib/textwrap.py
index 2286c7a..53f2f1b 100644
--- a/Lib/textwrap.py
+++ b/Lib/textwrap.py
@@ -17,7 +17,7 @@
 #except NameError:
 #    (True, False) = (1, 0)
 
-__all__ = ['TextWrapper', 'wrap', 'fill']
+__all__ = ['TextWrapper', 'wrap', 'fill', 'dedent']
 
 # Hardcode the recognized whitespace characters to the US-ASCII
 # whitespace characters.  The main reason for doing this is that in