diff --git a/setup.py b/setup.py
index a3be04668..876b25d60 100644
--- a/setup.py
+++ b/setup.py
@@ -27,7 +27,7 @@
 DOCLINES = (__doc__ or "").split("\n")
 FRAMEWORKS = ["tensorflow", "pytorch", "mxnet", "xgboost"]
 TESTS_PACKAGES = ["pytest", "torchvision", "pandas"]
-INSTALL_REQUIRES = ["protobuf>=3.6.0", "numpy", "packaging", "boto3>=1.10.32"]
+INSTALL_REQUIRES = ["protobuf>=3.6.0", "numpy>1.16.0,<2.0.0", "packaging", "boto3>=1.10.32"]
 
 
 def compile_summary_protobuf():