diff --git a/setup.py b/setup.py
index 7cb7e972c..bae1ad4d0 100644
--- a/setup.py
+++ b/setup.py
@@ -124,7 +124,7 @@ def finalize_options(self):
         'cython',
         'mpi4py',
         'nitime',
-        'numpy',
+        'numpy<1.16',  # See https://github.com/Theano/Theano/pull/6671
         'scikit-learn[alldeps]>=0.18',
         'scipy!=1.0.0',  # See https://github.com/scipy/scipy/pull/8082
         'statsmodels',