X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/5dbf72803717f58b4848b6a6490375450916e84d..20d7bfd30b4c890246c7ad72d6c96f93417f12ee:/sdk/python/setup.py

diff --git a/sdk/python/setup.py b/sdk/python/setup.py
index 8d637303b4..d28df09987 100644
--- a/sdk/python/setup.py
+++ b/sdk/python/setup.py
@@ -50,11 +50,12 @@ setup(name='arvados-python-client',
           'future',
           'google-api-python-client >=1.6.2, <2',
           'google-auth<2',
-          'httplib2 >=0.9.2',
-          'pycurl >=7.19.5.1',
+          'httplib2 >=0.9.2, <0.20.2',
+          'pycurl >=7.19.5.1, <7.45.0',
           'ruamel.yaml >=0.15.54, <0.17.11',
           'setuptools',
           'ws4py >=0.4.2',
+          'protobuf<4.0.0dev'
       ],
       classifiers=[
           'Programming Language :: Python :: 3',