diff --git a/sdks/python/setup.py b/sdks/python/setup.py
index f7a809e72034..3bf4da0d21b0 100644
--- a/sdks/python/setup.py
+++ b/sdks/python/setup.py
@@ -125,7 +125,7 @@ def get_version():
 
 REQUIRED_TEST_PACKAGES = [
     'nose>=1.3.7',
-    'numpy',
+    'numpy>=1.14.3,<2',
     'pyhamcrest>=1.9,<2.0',
     ]