diff --git a/core/setup.py b/core/setup.py
index 3926ddbd7d4c..b59d4f5d2b3c 100644
--- a/core/setup.py
+++ b/core/setup.py
@@ -52,7 +52,7 @@
 REQUIREMENTS = [
     'httplib2 >= 0.9.1',
     'googleapis-common-protos >= 1.3.4',
-    'oauth2client >= 2.0.1, < 3.0.0dev',
+    'oauth2client >= 3.0.0, < 4.0.0dev',
     'protobuf >= 3.0.0',
     'six',
 ]