diff --git a/setup.py b/setup.py
index d0319c1..b318fdd 100755
--- a/setup.py
+++ b/setup.py
@@ -6,7 +6,7 @@
 
 from setuptools import setup, find_packages
 
-VERSION = "3.1.0"
+VERSION = "3.1.1"
 
 setup(name="PROPKA",
       version=VERSION,