diff --git a/LICENSE b/LICENSE
index 87b2bba..8d50baa 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2013-2017
+Copyright (c) 2013-2023
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of
 this software and associated documentation files (the "Software"), to deal in
diff --git a/pytmatrix/orientation.py b/pytmatrix/orientation.py
index 2e55064..ff0d666 100644
--- a/pytmatrix/orientation.py
+++ b/pytmatrix/orientation.py
@@ -1,5 +1,5 @@
 """
-Copyright (C) 2009-2015 Jussi Leinonen, Finnish Meteorological Institute, 
+Copyright (C) 2009-2023 Jussi Leinonen, Finnish Meteorological Institute, 
 California Institute of Technology
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/pytmatrix/psd.py b/pytmatrix/psd.py
index b85ea37..a62416b 100644
--- a/pytmatrix/psd.py
+++ b/pytmatrix/psd.py
@@ -1,5 +1,5 @@
 """
-Copyright (C) 2009-2015 Jussi Leinonen, Finnish Meteorological Institute, 
+Copyright (C) 2009-2023 Jussi Leinonen, Finnish Meteorological Institute, 
 California Institute of Technology
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/pytmatrix/scatter.py b/pytmatrix/scatter.py
index 1010cb3..ee74dc7 100644
--- a/pytmatrix/scatter.py
+++ b/pytmatrix/scatter.py
@@ -1,5 +1,5 @@
 """
-Copyright (C) 2009-2015 Jussi Leinonen, Finnish Meteorological Institute, 
+Copyright (C) 2009-2023 Jussi Leinonen, Finnish Meteorological Institute, 
 California Institute of Technology
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of
diff --git a/pytmatrix/tmatrix_aux.py b/pytmatrix/tmatrix_aux.py
index 1c3527b..4acf369 100644
--- a/pytmatrix/tmatrix_aux.py
+++ b/pytmatrix/tmatrix_aux.py
@@ -1,5 +1,5 @@
 """
-Copyright (C) 2009-2015 Jussi Leinonen, Finnish Meteorological Institute, 
+Copyright (C) 2009-2023 Jussi Leinonen, Finnish Meteorological Institute, 
 California Institute of Technology
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of
@@ -21,7 +21,7 @@
 """
 
 #current version
-VERSION = "0.3.2"
+VERSION = "0.3.3"
 
 #typical wavelengths [mm] at different bands
 wl_S = 111.0
diff --git a/setup.py b/setup.py
index fc80dee..233bffd 100755
--- a/setup.py
+++ b/setup.py
@@ -34,14 +34,14 @@
 def configuration(parent_package='',top_path=None):
     from numpy.distutils.misc_util import Configuration
     config = Configuration('pytmatrix', parent_package, top_path,
-        version = '0.3.2',
+        version = '0.3.3',
         author  = "Jussi Leinonen",
         author_email = "jsleinonen@gmail.com",
         description = "T-matrix scattering computations",
         license = "MIT",
         url = 'https://github.com/jleinonen/pytmatrix',
         download_url = \
-            'https://github.com/jleinonen/pytmatrix/releases/download/0.3.2/pytmatrix-0.3.2.zip',
+            'https://github.com/jleinonen/pytmatrix/releases/download/0.3.3/pytmatrix-0.3.3.zip',
         long_description = long_description,
         classifiers = [
             "Development Status :: 4 - Beta",