Prepare 2.3.1 release.

3 files changed, 4 insertions, 2 deletions

diff --git a/CHANGES b/CHANGES
index 3b723a08..6ec1d0d4 100644
--- a/CHANGES
+++ b/CHANGES
@@ -19,7 +19,9 @@ Version 2.3.1
   * Elm (PR#744)
   * Fortran (PR#747)
   * GLSL (PR#740)
+  * Haskell (PR#745)
   * Hy (PR#754)
+  * Igor Pro (PR#764)
   * PowerShell (PR#705)
   * Python (PR#720, #1299, PR#715)
   * SLexer (PR#680)
diff --git a/pygments/__init__.py b/pygments/__init__.py
index 19aafdeb..4dd38fee 100644
--- a/pygments/__init__.py
+++ b/pygments/__init__.py
@@ -29,7 +29,7 @@ import sys
 
 from pygments.util import StringIO, BytesIO
 
-__version__ = '2.3.0'
+__version__ = '2.3.1'
 __docformat__ = 'restructuredtext'
 
 __all__ = ['lex', 'format', 'highlight']
diff --git a/setup.py b/setup.py
index 7e6eca8c..3f75a20e 100755
--- a/setup.py
+++ b/setup.py
@@ -48,7 +48,7 @@ else:
 
 setup(
     name = 'Pygments',
-    version = '2.3.0',
+    version = '2.3.1',
     url = 'http://pygments.org/',
     license = 'BSD License',
     author = 'Georg Brandl',