diff --git a/pkgs/development/python-modules/zstd/default.nix b/pkgs/development/python-modules/zstd/default.nix
index 54eb4c43ec4..3706fd06a15 100644
--- a/pkgs/development/python-modules/zstd/default.nix
+++ b/pkgs/development/python-modules/zstd/default.nix
@@ -3,11 +3,11 @@
 
 buildPythonPackage rec {
   pname = "zstd";
-  version = "1.3.8.1";
+  version = "1.4.0.0";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "d89e884da59c35e480439f1663cb3cb4cf372e42ba0eb0bdf22b9625414702a3";
+    sha256 = "01prq9rwz1gh42idnj2162w79dzs8gf3ac8pn12lz347w280kjbk";
   };
 
   postPatch = ''