diff --git a/HISTORY.rst b/HISTORY.rst
index ca78a7c..c0c11db 100644
--- a/HISTORY.rst
+++ b/HISTORY.rst
@@ -2,6 +2,10 @@
 
 History
 =======
+0.3.1 (2017-03-04)
+------------------
+* Bugfix: ribocount: allow creation of zip files larger than 2GB.
+
 0.3.0 (2015-12-10)
 ------------------
 * Support for multiple read lengths and corresponding offsets.
diff --git a/riboplot/__init__.py b/riboplot/__init__.py
index 1d0d897..722628f 100644
--- a/riboplot/__init__.py
+++ b/riboplot/__init__.py
@@ -2,4 +2,4 @@
 
 __author__ = 'Vimalkumar Velayudhan'
 __email__ = 'vimalkumarvelayudhan@gmail.com'
-__version__ = '0.3.0'
+__version__ = '0.3.1'
diff --git a/riboplot/ribocount.py b/riboplot/ribocount.py
index 29be2c2..a2a12c7 100644
--- a/riboplot/ribocount.py
+++ b/riboplot/ribocount.py
@@ -200,7 +200,7 @@ def main(args):
 
         log.info('Creating zip file')
         os.chdir(output_path)
-        with zipfile.ZipFile('ribocount_output.zip', 'w') as zipf:
+        with zipfile.ZipFile('ribocount_output.zip', 'w', allowZip64=True) as zipf:
             for root, d, f in os.walk('ribocount_output'):
                 for name in f:
                     zipf.write(os.path.join(root, name))
diff --git a/setup.py b/setup.py
index 11bcbd6..31e4558 100644
--- a/setup.py
+++ b/setup.py
@@ -22,7 +22,7 @@
 
 setup(
     name='riboplot',
-    version='0.3.0',
+    version='0.3.1',
     description="Plot read counts of RiboSeq data from BAM format alignment files",
     long_description=readme + '\n\n' + history,
     author="Vimalkumar Velayudhan",