tighten warning
diff --git a/Doc/library/pickle.rst b/Doc/library/pickle.rst
index a42eabc..410a630 100644
--- a/Doc/library/pickle.rst
+++ b/Doc/library/pickle.rst
@@ -27,9 +27,9 @@
.. warning::
- The :mod:`pickle` module is not intended to be secure against erroneous or
- maliciously constructed data. Never unpickle data received from an untrusted
- or unauthenticated source.
+ The :mod:`pickle` module is secure against erroneous or maliciously
+ constructed data. Never unpickle data received from an untrusted or
+ unauthenticated source.
Relationship to other Python modules