diff --git a/pyproject.toml b/pyproject.toml
index 88d97d0..74eb427 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -29,7 +29,7 @@ pydantic = "^2.4.0"
 pyproj = "^3.4.0"
 networkx = ">=3.0.0"
 geojson-pydantic = "^1.0.0"
-numpy = "^1.20.3"
+numpy = ">=1.20.3"
 pendulum = ">=3.0.0"
 matplotlib = { version = "^3.7.1", optional = true }
 traitlets = "<=5.13.0"