diff --git a/pkgs/development/python-modules/numpy/default.nix b/pkgs/development/python-modules/numpy/default.nix
index 990671f1633..4501eafe7bd 100644
--- a/pkgs/development/python-modules/numpy/default.nix
+++ b/pkgs/development/python-modules/numpy/default.nix
@@ -35,13 +35,13 @@ let
   };
 in buildPythonPackage rec {
   pname = "numpy";
-  version = "1.19.0";
+  version = "1.19.1";
   format = "pyproject.toml";
 
   src = fetchPypi {
     inherit pname version;
     extension = "zip";
-    sha256 = "76766cc80d6128750075378d3bb7812cf146415bd29b588616f72c943c00d598";
+    sha256 = "b8456987b637232602ceb4d663cb34106f7eb780e247d51a260b84760fd8f491";
   };
 
   nativeBuildInputs = [ gfortran pytest cython setuptoolsBuildHook ];