diff --git a/setup.py b/setup.py
index 74530a78..527215f3 100755
--- a/setup.py
+++ b/setup.py
@@ -20,7 +20,7 @@
 # Common options for distutils/setuptools's setup():
 setup_options = dict(
     name='uncertainties',
-    version='3.1.4',
+    version='3.1.5',
     author='Eric O. LEBIGOT (EOL)',
     author_email='eric.lebigot@normalesup.org',
     url='http://uncertainties-python-package.readthedocs.io/',