diff --git a/pyproject.toml b/pyproject.toml
index 98b8cd1..86c2f6b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,7 +28,7 @@ classifiers = [
 ]
 
 [tool.poetry.dependencies]
-python = "^3.9,<3.13"  # Specify an upper limit, otherwise newer NumPy versions can't be installed.
+python = "^3.9"
 numpy = ">=1.21"  # For NumPy Typing.
 
 [tool.poetry.group.test]