diff --git a/CHANGES.txt b/CHANGES.txt
index 0452c07..2d3b520 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,3 +1,9 @@
+Revision 3.6.0 (2015-11-XX):
+
+    - Fix 'async def' highlighting. Patch by Joongi Kim
+    - Add dummy 'pythonInclude' group to avoid crashing standard pyrex.vim.
+      Patch by Antony Lee
+
 Revision 3.5.0 (2015-06-10):
 
     - Add support for 'async ...' and 'await' keywords introduced in
diff --git a/README.rst b/README.rst
index 7e21687..f9cd20d 100644
--- a/README.rst
+++ b/README.rst
@@ -132,12 +132,14 @@ List of the contributors in alphabetical order:
 
 - `Andrea Riciputi <https://github.com/mrrech>`_
 - Anton Butanaev
+- `Antony Lee <https://github.com/anntzer>`_
 - Caleb Adamantine
 - `David Briscoe <https://github.com/idbrii>`_
 - `Elizabeth Myers <https://github.com/Elizafox>`_
 - `Ihor Gorobets <https://github.com/iho>`_
 - `Jeroen Ruigrok van der Werven <https://github.com/ashemedai>`_
 - `John Eikenberry <https://github.com/eikenb>`_
+- `Joongi Kim <https://github.com/achimnol>`_
 - `Marc Weber <https://github.com/MarcWeber>`_
 - `Pedro Algarvio <https://github.com/s0undt3ch>`_
 - `Victor Salgado <https://github.com/mcsalgado>`_
diff --git a/syntax/python.vim b/syntax/python.vim
index e461241..e963628 100644
--- a/syntax/python.vim
+++ b/syntax/python.vim
@@ -3,9 +3,9 @@
 " Current Maintainer:   Dmitry Vasiliev <dima at hlabs dot org>
 " Previous Maintainer:  Neil Schemenauer <nas at python dot ca>
 " URL:                  https://github.com/hdima/python-syntax
-" Last Change:          2015-06-10
+" Last Change:          2015-11-01
 " Filenames:            *.py
-" Version:              3.5.0
+" Version:              3.6.0
 "
 " Based on python.vim (from Vim 6.1 distribution)
 " by Neil Schemenauer <nas at python dot ca>
@@ -25,12 +25,14 @@
 "
 "   Andrea Riciputi
 "   Anton Butanaev
+"   Antony Lee
 "   Caleb Adamantine
 "   David Briscoe
 "   Elizabeth Myers
 "   Ihor Gorobets
 "   Jeroen Ruigrok van der Werven
 "   John Eikenberry
+"   Joongi Kim
 "   Marc Weber
 "   Pedro Algarvio
 "   Victor Salgado
@@ -157,6 +159,9 @@ syn keyword pythonStatement     with
 syn keyword pythonStatement     def class nextgroup=pythonFunction skipwhite
 syn keyword pythonRepeat        for while
 syn keyword pythonConditional   if elif else
+" The standard pyrex.vim unconditionally removes the pythonInclude group, so
+" we provide a dummy group here to avoid crashing pyrex.vim.
+syn keyword pythonInclude       import
 syn keyword pythonImport        import
 syn keyword pythonException     try except finally
 syn keyword pythonOperator      and in is not or
@@ -176,10 +181,9 @@ else
   syn keyword pythonBoolean     True False
   syn match   pythonFunction    "\%([^[:cntrl:][:space:][:punct:][:digit:]]\|_\)\%([^[:cntrl:][:punct:][:space:]]\|_\)*" display contained
   syn keyword pythonStatement   await
-  syn match   pythonStatement   "\<async\s\+def\>" display
+  syn match   pythonStatement   "\<async\s\+def\>" nextgroup=pythonFunction skipwhite
   syn match   pythonStatement   "\<async\s\+with\>" display
   syn match   pythonStatement   "\<async\s\+for\>" display
-  syn match   pythonStatement   "\<async\s\+with\>" display
 endif
 
 "
diff --git a/test.py b/test.py
index b80ea1e..df81a9a 100644
--- a/test.py
+++ b/test.py
@@ -18,6 +18,11 @@ class Classname
 def функция
 class Класс
 
+await
+async def Test
+async with
+async for
+
 # Builtin objects.
 
 True False Ellipsis None NotImplemented