diff --git a/pkgs/development/python-modules/iminuit/default.nix b/pkgs/development/python-modules/iminuit/default.nix
index 17fa94212c77..af1a63f42951 100644
--- a/pkgs/development/python-modules/iminuit/default.nix
+++ b/pkgs/development/python-modules/iminuit/default.nix
@@ -21,14 +21,14 @@
 
 buildPythonPackage rec {
   pname = "iminuit";
-  version = "2.30.0";
+  version = "2.30.1";
   format = "pyproject";
 
   disabled = pythonOlder "3.6";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-jeC4K7azOBFls46VdhoCcBiaAIPNuS4VTfFlfsZRmkA=";
+    hash = "sha256-KBW/3rjn94GF8xa3Xi1LGdD2mTvcX/AzUu03twp5Y2A=";
   };
 
   nativeBuildInputs = [