diff --git a/pep-0446.txt b/pep-0446.txt
index 3af4dce70..eb4eb94f7 100644
--- a/pep-0446.txt
+++ b/pep-0446.txt
@@ -19,7 +19,7 @@ issues and is a known major security vulnerability. Using the
 not possible in some cases, and has poor performances on some platforms.
 
 This PEP proposes to make all file descriptors created by Python
-non-inheritable by default to reduces the risk of these issues. This PEP
+non-inheritable by default to reduce the risk of these issues. This PEP
 fixes also a race condition in multithreaded applications on operating
 systems supporting atomic flags to create non-inheritable file
 descriptors.
@@ -247,8 +247,8 @@ version (ex: Windows XP SP3), ``WSASocket()`` fails with
 On UNIX, new flags were added for files and sockets:
 
  * ``O_CLOEXEC``: available on Linux (2.6.23), FreeBSD (8.3),
-   OpenBSD 5.0, Solaris 11, QNX, BeOS, next NetBSD release (6.1?).
-   This flag is part of POSIX.1-2008.
+   Mac OS 10.8, OpenBSD 5.0, Solaris 11, QNX, BeOS, next NetBSD release
+   (6.1?).  This flag is part of POSIX.1-2008.
  * ``SOCK_CLOEXEC`` flag for ``socket()`` and ``socketpair()``,
    available on Linux 2.6.27, OpenBSD 5.2, NetBSD 6.0.
  * ``fcntl()``: ``F_DUPFD_CLOEXEC`` flag, available on Linux 2.6.24,