diff --git a/pyproject.toml b/pyproject.toml
index a268a9e7..2f10ae94 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -23,7 +23,7 @@ dependencies = [
     "matplotlib",
     "mpi4py",
     "networkx >= 2.0",
-    "numpy >= 1.16,<2",
+    "numpy >= 1.23",
     "peewee >= 3.14.1",
     "scipy",
     "skyfield >= 1.10"