diff --git a/bibtex2html/__version__.py b/bibtex2html/__version__.py
index b15e09a..74a4100 100644
--- a/bibtex2html/__version__.py
+++ b/bibtex2html/__version__.py
@@ -1,2 +1,2 @@
-__version__ = '2.3'
+__version__ = '2.3.1'