diff --git a/pyproject.toml b/pyproject.toml
index f70085e5..4eda3d01 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,7 +24,7 @@ dynamic = ["version"]
 dependencies = [
     # Core dependencies
     "DLite-Python>=0.4.5,<1.0",
-    "numpy>=1.21,<1.27.0",
+    "numpy>=1.21,<2.0.3",
     "oteapi-core>=0.6.0,<0.6.2",
     "pydantic>=2.1,<2.9",
     "pydantic-settings>=2.0,<2.5",