diff --git a/pyproject.toml b/pyproject.toml
index c3d4abfa..c84e254f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -44,7 +44,7 @@ future = "0.18.2"
 h5py = "2.10"
 jinja2 = "2.11.2"
 matplotlib = "3.3.0"
-numpy = "1.19.0"
+numpy = "1.19.1"
 numpy-stl = "2.11.2"
 pandas = "1.0.5"
 pathos = "0.2.6"