diff --git a/pyproject.toml b/pyproject.toml
index 31c49c1a9..bfd41a27c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -31,7 +31,7 @@ dependencies = [
     "matplotlib==3.10.0",
     "mendeleev==0.19.0",
     "mp-api==0.45.1",
-    "numpy==1.26.4",
+    "numpy==2.2.2",
     "pandas==2.2.3",
     "phonopy==2.34.1",
     "pint==0.24.4",