diff --git a/pyproject.toml b/pyproject.toml
index ae6bdbf..e31b52f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -2,7 +2,8 @@
 requires = ["setuptools",
             "setuptools_scm",
             "wheel",
-            "oldest-supported-numpy"]
+            "oldest-supported-numpy;python_version<'3.9'",
+            "numpy>=1.25;python_version>='3.9'"]
 build-backend = 'setuptools.build_meta'
 
 [tool.cibuildwheel.linux]