diff -rupN oci-python-sdk-2.0.0/setup.py oci-python-sdk-2.0.0b/setup.py
--- oci-python-sdk-2.0.0/setup.py	2018-07-26 18:04:41.000000000 -0400
+++ oci-python-sdk-2.0.0b/setup.py	2018-07-27 23:09:27.129796211 -0400
@@ -30,11 +30,10 @@ with open_relative("README.rst") as f:
 
 requires = [
     "certifi",
-    "configparser==3.5.0",
-    "cryptography>=2.1.3,<=2.2.2",
-    "pyOpenSSL<=17.4.0",
-    "python-dateutil>=2.5.3,<=2.7.3",
-    "pytz>=2016.10",
+    "cryptography",
+    "pyOpenSSL",
+    "python-dateutil",
+    "pytz",
 ]
 
 setup(