diff --git a/pkgs/development/python-modules/zstandard/default.nix b/pkgs/development/python-modules/zstandard/default.nix
index 580ab130d83f..18e6386702ed 100755
--- a/pkgs/development/python-modules/zstandard/default.nix
+++ b/pkgs/development/python-modules/zstandard/default.nix
@@ -8,14 +8,14 @@
 
 buildPythonPackage rec {
   pname = "zstandard";
-  version = "0.19.0";
+  version = "0.20.0";
   format = "setuptools";
 
   disabled = pythonOlder "3.6";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-MdEvzZQt2Nv1LKX2sbvih/ROXVUaCBqYP/PqIIKGeGM=";
+    sha256 = "sha256-YT2q3XLHGxSIdCyvssOzgcOdDJu4xswVeqLV6kXMLvw=";
   };
 
   propagatedNativeBuildInputs = [