diff --git a/pkgs/development/interpreters/python/2.7/default.nix b/pkgs/development/interpreters/python/2.7/default.nix
index 3201d7520d13..d61b4129bfc1 100644
--- a/pkgs/development/interpreters/python/2.7/default.nix
+++ b/pkgs/development/interpreters/python/2.7/default.nix
@@ -7,11 +7,11 @@ with stdenv.lib;
 
 let
   majorVersion = "2.7";
-  version = "${majorVersion}.8";
+  version = "${majorVersion}.9";
 
   src = fetchurl {
     url = "http://www.python.org/ftp/python/${version}/Python-${version}.tar.xz";
-    sha256 = "0nh7d3dp75f1aj0pamn4hla8s0l7nbaq4a38brry453xrfh11ppd";
+    sha256 = "05j9in7yygfgl6nml0rixfvj1bbip982w3l54q05f0vyx8a7xllh";
   };
 
   patches =
@@ -27,9 +27,6 @@ let
       # patch python to put zero timestamp into pyc
       # if DETERMINISTIC_BUILD env var is set
       ./deterministic-build.patch
-
-      # http://bugs.python.org/issue21963
-      ./remove-avoid-daemon-thread-shutdown.patch
     ];
     
   preConfigure = ''
diff --git a/pkgs/development/interpreters/python/2.7/remove-avoid-daemon-thread-shutdown.patch b/pkgs/development/interpreters/python/2.7/remove-avoid-daemon-thread-shutdown.patch
deleted file mode 100644
index 650f276f08a3..000000000000
--- a/pkgs/development/interpreters/python/2.7/remove-avoid-daemon-thread-shutdown.patch
+++ /dev/null
@@ -1,170 +0,0 @@
-changeset:   93046:61ad2208a5ce
-branch:      2.7
-tag:         tip
-user:        William A. Kennington III <william@wkennington.com>
-date:        Mon Oct 13 13:57:12 2014 -0700
-summary:     Revert: 91229:7741d0dd66ca to fix i21963
-
-diff -r ed4098380799 -r 61ad2208a5ce Include/pythonrun.h
---- a/Include/pythonrun.h	Mon Oct 13 12:58:03 2014 -0700
-+++ b/Include/pythonrun.h	Mon Oct 13 13:57:12 2014 -0700
-@@ -147,8 +147,6 @@
- PyAPI_FUNC(void) PyByteArray_Fini(void);
- PyAPI_FUNC(void) _PyRandom_Fini(void);
- 
--PyAPI_DATA(PyThreadState *) _Py_Finalizing;
--
- /* Stuff with no proper home (yet) */
- PyAPI_FUNC(char *) PyOS_Readline(FILE *, FILE *, char *);
- PyAPI_DATA(int) (*PyOS_InputHook)(void);
-diff -r ed4098380799 -r 61ad2208a5ce Lib/test/test_threading.py
---- a/Lib/test/test_threading.py	Mon Oct 13 12:58:03 2014 -0700
-+++ b/Lib/test/test_threading.py	Mon Oct 13 13:57:12 2014 -0700
-@@ -700,49 +700,6 @@
-         output = "end of worker thread\nend of main thread\n"
-         self.assertScriptHasOutput(script, output)
- 
--    @unittest.skipIf(sys.platform in platforms_to_skip, "due to known OS bug")
--    def test_6_daemon_threads(self):
--        # Check that a daemon thread cannot crash the interpreter on shutdown
--        # by manipulating internal structures that are being disposed of in
--        # the main thread.
--        script = """if True:
--            import os
--            import random
--            import sys
--            import time
--            import threading
--
--            thread_has_run = set()
--
--            def random_io():
--                '''Loop for a while sleeping random tiny amounts and doing some I/O.'''
--                while True:
--                    in_f = open(os.__file__, 'rb')
--                    stuff = in_f.read(200)
--                    null_f = open(os.devnull, 'wb')
--                    null_f.write(stuff)
--                    time.sleep(random.random() / 1995)
--                    null_f.close()
--                    in_f.close()
--                    thread_has_run.add(threading.current_thread())
--
--            def main():
--                count = 0
--                for _ in range(40):
--                    new_thread = threading.Thread(target=random_io)
--                    new_thread.daemon = True
--                    new_thread.start()
--                    count += 1
--                while len(thread_has_run) < count:
--                    time.sleep(0.001)
--                # Trigger process shutdown
--                sys.exit(0)
--
--            main()
--            """
--        rc, out, err = assert_python_ok('-c', script)
--        self.assertFalse(err)
--
-     @unittest.skipUnless(hasattr(os, 'fork'), "needs os.fork()")
-     @unittest.skipIf(sys.platform in platforms_to_skip, "due to known OS bug")
-     def test_reinit_tls_after_fork(self):
-diff -r ed4098380799 -r 61ad2208a5ce Misc/NEWS
---- a/Misc/NEWS	Mon Oct 13 12:58:03 2014 -0700
-+++ b/Misc/NEWS	Mon Oct 13 13:57:12 2014 -0700
-@@ -96,10 +96,6 @@
- - Issue #21831: Avoid integer overflow when large sizes and offsets are given to
-   the buffer type.
- 
--- Issue #1856: Avoid crashes and lockups when daemon threads run while the
--  interpreter is shutting down; instead, these threads are now killed when they
--  try to take the GIL.
--
- - Issue #19656: Running Python with the -3 option now also warns about
-   non-ascii bytes literals.
- 
-diff -r ed4098380799 -r 61ad2208a5ce Python/ceval.c
---- a/Python/ceval.c	Mon Oct 13 12:58:03 2014 -0700
-+++ b/Python/ceval.c	Mon Oct 13 13:57:12 2014 -0700
-@@ -355,12 +355,6 @@
-     if (interpreter_lock) {
-         int err = errno;
-         PyThread_acquire_lock(interpreter_lock, 1);
--        /* _Py_Finalizing is protected by the GIL */
--        if (_Py_Finalizing && tstate != _Py_Finalizing) {
--            PyThread_release_lock(interpreter_lock);
--            PyThread_exit_thread();
--            assert(0);  /* unreachable */
--        }
-         errno = err;
-     }
- #endif
-@@ -1024,13 +1018,6 @@
-                 /* Other threads may run now */
- 
-                 PyThread_acquire_lock(interpreter_lock, 1);
--
--                /* Check if we should make a quick exit. */
--                if (_Py_Finalizing && _Py_Finalizing != tstate) {
--                    PyThread_release_lock(interpreter_lock);
--                    PyThread_exit_thread();
--                }
--
-                 if (PyThreadState_Swap(tstate) != NULL)
-                     Py_FatalError("ceval: orphan tstate");
- 
-diff -r ed4098380799 -r 61ad2208a5ce Python/pythonrun.c
---- a/Python/pythonrun.c	Mon Oct 13 12:58:03 2014 -0700
-+++ b/Python/pythonrun.c	Mon Oct 13 13:57:12 2014 -0700
-@@ -91,8 +91,6 @@
- int Py_NoUserSiteDirectory = 0; /* for -s and site.py */
- int Py_HashRandomizationFlag = 0; /* for -R and PYTHONHASHSEED */
- 
--PyThreadState *_Py_Finalizing = NULL;
--
- 
- /* Hack to force loading of object files */
- int (*_PyOS_mystrnicmp_hack)(const char *, const char *, Py_ssize_t) = \
-@@ -165,7 +163,6 @@
-     if (initialized)
-         return;
-     initialized = 1;
--    _Py_Finalizing = NULL;
- 
-     if ((p = Py_GETENV("PYTHONDEBUG")) && *p != '\0')
-         Py_DebugFlag = add_flag(Py_DebugFlag, p);
-@@ -425,16 +422,12 @@
-      * the threads created via Threading.
-      */
-     call_sys_exitfunc();
-+    initialized = 0;
- 
-     /* Get current thread state and interpreter pointer */
-     tstate = PyThreadState_GET();
-     interp = tstate->interp;
- 
--    /* Remaining threads (e.g. daemon threads) will automatically exit
--       after taking the GIL (in PyEval_RestoreThread()). */
--    _Py_Finalizing = tstate;
--    initialized = 0;
--
-     /* Disable signal handling */
-     PyOS_FiniInterrupts();
- 
-diff -r ed4098380799 -r 61ad2208a5ce Python/thread_pthread.h
---- a/Python/thread_pthread.h	Mon Oct 13 12:58:03 2014 -0700
-+++ b/Python/thread_pthread.h	Mon Oct 13 13:57:12 2014 -0700
-@@ -242,9 +242,9 @@
- PyThread_exit_thread(void)
- {
-     dprintf(("PyThread_exit_thread called\n"));
--    if (!initialized)
-+    if (!initialized) {
-         exit(0);
--    pthread_exit(0);
-+    }
- }
- 
- #ifdef USE_SEMAPHORES
-