diff --git a/pyproject.toml b/pyproject.toml
index c1f59688e..a68b23c45 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -30,7 +30,7 @@ dependencies = [
     "h5py==3.12.1",
     "matplotlib==3.9.4",
     "mendeleev==0.19.0",
-    "mp-api==0.43.0",
+    "mp-api==0.44.0",
     "numpy==1.26.4",
     "pandas==2.2.3",
     "phonopy==2.26.6",