Fix typo. Spotted by Bo Bayles on docs@.
diff --git a/Doc/library/distutils.rst b/Doc/library/distutils.rst
index 11a2949..6666a9b 100644
--- a/Doc/library/distutils.rst
+++ b/Doc/library/distutils.rst
@@ -20,6 +20,6 @@
:ref:`distutils-index`
The manual for developers and packagers of Python modules. This describes
how to prepare :mod:`distutils`\ -based packages so that they may be
- easily installed into an existing Python installation. If also contains
+ easily installed into an existing Python installation. It also contains
instructions for end-users wanting to install a distutils-based package,
:ref:`install-index`.