diff --git a/setup.py b/setup.py
index 1791bf7..231d5cb 100644
--- a/setup.py
+++ b/setup.py
@@ -21,7 +21,7 @@ install_requires = [
'PyOpenSSL>=0.15.1',
'pyrfc3339',
'pytz',
- 'requests[security]>=2.6.0', # security extras added in 2.4.1
+ 'requests>=2.6.0', # security extras added in 2.4.1
'requests-toolbelt>=0.3.0',
'setuptools',
'six>=1.9.0', # needed for python_2_unicode_compatible