Documentation fix.
diff --git a/Doc/library/ast.rst b/Doc/library/ast.rst
index 4ce21c8..2192d11 100644
--- a/Doc/library/ast.rst
+++ b/Doc/library/ast.rst
@@ -258,5 +258,5 @@
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``.