diff --git a/bannock/__init__.py b/bannock/__init__.py
index 37fa528..717df66 100755
--- a/bannock/__init__.py
+++ b/bannock/__init__.py
@@ -2,4 +2,4 @@
 
 __author__ = 'Elliot Marsden'
 __email__ = 'elliot.marsden@gmail.com'
-__version__ = '0.4.0'
+__version__ = '0.4.1'
diff --git a/setup.py b/setup.py
index 5a0b2c9..ff516d1 100755
--- a/setup.py
+++ b/setup.py
@@ -52,7 +52,7 @@
 
 setup(
     name='bannock',
-    version='0.4.0',
+    version='0.4.1',
     description="Agent-based simulations in confined environments",
     long_description=readme + '\n\n' + history,
     author="Elliot Marsden",