diff --git a/python/setup.py b/python/setup.py
index 9b884e5..478bdcb 100644
--- a/python/setup.py
+++ b/python/setup.py
@@ -104,12 +104,9 @@ setup(
     license='BSD',
     packages=['fbprophet', 'fbprophet.tests'],
     setup_requires=[
-        'Cython>=0.22',
-        'pystan>=2.14',
     ],
     install_requires=[
         'matplotlib',
-        'numpy',
         'pandas>=0.18.1',
         'pystan>=2.14',
     ],