Docstring correction
diff --git a/Lib/ast.py b/Lib/ast.py
index cc4a4b8..ab6eed4 100644
--- a/Lib/ast.py
+++ b/Lib/ast.py
@@ -73,7 +73,7 @@
     debugging purposes.  The returned string will show the names and the values
     for fields.  This makes the code impossible to evaluate, so if evaluation is
     wanted *annotate_fields* must be set to False.  Attributes such as line
-    numbers and column offsets are dumped by default.  If this is wanted,
+    numbers and column offsets are not dumped by default.  If this is wanted,
     *include_attributes* can be set to True.
     """
     def _format(node):