diff --git a/api/pyproject.toml b/api/pyproject.toml
index 3137450..e1c6f2b 100644
--- a/api/pyproject.toml
+++ b/api/pyproject.toml
@@ -10,7 +10,7 @@ dependencies = [
     # `uv lock --upgrade`.
     "xarray>=2024.10,<2027",
     "netCDF4>=1.7.1,<1.8",
-    "numpy>=2.1,<2.5",
+    "numpy>=2.1,<2.6",
     "jsonschema>=4.23,<5",
     "apscheduler>=3.10,<4",
     "requests>=2.32,<3",