'not' is very important here

diff --git a/Doc/library/pickle.rst b/Doc/library/pickle.rst
index 410a6304afec73ede04833a888f6b148e752ac9d..41be2c4eb60be6379f45efbfe7e0d15d9b13f39f 100644 (file)
--- a/Doc/library/pickle.rst
+++ b/Doc/library/pickle.rst
@@ -27,7 +27,7 @@ This documentation describes both the :mod:`pickle` module and the
 
 .. warning::
 
-   The :mod:`pickle` module is secure against erroneous or maliciously
+   The :mod:`pickle` module is not secure against erroneous or maliciously
    constructed data.  Never unpickle data received from an untrusted or
    unauthenticated source.