diff --git a/setup.py b/setup.py
index ace36e980..8a9b2f977 100644
--- a/setup.py
+++ b/setup.py
@@ -181,7 +181,7 @@ def do_setup(package_data):
             "cython",
             "hydra-core>=1.0.7,<1.1",
             "omegaconf<2.1",
-            "numpy>=1.23.3",
+            "numpy>=1.21.3",
             "regex",
             "sacrebleu>=1.4.12",
             "torch>=1.10",