diff --git a/pyproject.toml b/pyproject.toml
index 6b77c07..9166952 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -2,7 +2,7 @@
 requires = ["setuptools<=71.0",
             "setuptools_scm[toml]>=6.2",
             "wheel",
-            "numpy"]
+            "oldest_supported_numpy"]
 build-backend = "setuptools.build_meta"
 
 [tool.setuptools_scm]
diff --git a/setup.cfg b/setup.cfg
index da5df2a..42a1673 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -26,7 +26,7 @@ install_requires =
     dask
     lightning
     networkx
-    numpy
+    numpy<2.0
     pandas
     Pillow
     pydash