diff --git a/LICENSE.txt b/LICENSE.txt
index 1c729af5adb..8135aac1b11 100644
--- a/LICENSE.txt
+++ b/LICENSE.txt
@@ -1,4 +1,4 @@
-WarpX v0.1.0 Copyright (c) 2018, The Regents of the University of California, through Lawrence Berkeley National Laboratory, and Lawrence Livermore National Security, LLC, for the operation of Lawrence Livermore National Laboratory (subject to receipt of any required approvals from the U.S. Dept. of Energy). All rights reserved.
+WarpX v18.11 Copyright (c) 2018, The Regents of the University of California, through Lawrence Berkeley National Laboratory, and Lawrence Livermore National Security, LLC, for the operation of Lawrence Livermore National Laboratory (subject to receipt of any required approvals from the U.S. Dept. of Energy). All rights reserved.
 
 
 Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
diff --git a/Python/setup.py b/Python/setup.py
index 2732be014a1..66aeff1647e 100644
--- a/Python/setup.py
+++ b/Python/setup.py
@@ -20,7 +20,7 @@
     package_data = {}
 
 setup (name = 'pywarpx',
-       version = '0.1.0',
+       version = '18.11',
        packages = ['pywarpx'],
        package_dir = {'pywarpx':'pywarpx'},
        description = """Wrapper of WarpX""",