X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/ee434dea5db0b02fe762ff80b2270cf268e84378..15f50edccc93c0c97eef30ff2662ab797a670e92:/sdk/python/setup.py

diff --git a/sdk/python/setup.py b/sdk/python/setup.py
index a3d1661ed3..fdc15022f1 100644
--- a/sdk/python/setup.py
+++ b/sdk/python/setup.py
@@ -1,4 +1,7 @@
 #!/usr/bin/env python
+# Copyright (C) The Arvados Authors. All rights reserved.
+#
+# SPDX-License-Identifier: Apache-2.0
 
 import os
 import sys
@@ -45,7 +48,7 @@ setup(name='arvados-python-client',
           ('share/doc/arvados-python-client', ['LICENSE-2.0.txt', 'README.rst']),
       ],
       install_requires=[
-          'ciso8601',
+          'ciso8601 >=1.0.0, <=1.0.4',
           'future',
           'google-api-python-client >=1.6.2, <1.7',
           'httplib2 >=0.9.2',