diff --git a/pkgs/development/python-modules/mmh3/default.nix b/pkgs/development/python-modules/mmh3/default.nix
index 9a2c9a5906fb..73f38bbca258 100644
--- a/pkgs/development/python-modules/mmh3/default.nix
+++ b/pkgs/development/python-modules/mmh3/default.nix
@@ -6,14 +6,14 @@
 
 buildPythonPackage rec {
   pname = "mmh3";
-  version = "4.0.0";
+  version = "4.0.1";
   format = "setuptools";
 
   disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-BWuD0E5ZVUfQQHzI5apdi6iAKor6QXtkwcMCNbU4njA=";
+    hash = "sha256-rYvmldxORKeWMXSLpVYtgD8KxC02prl6U6yoSnCAk4U=";
   };
 
   pythonImportsCheck = [