diff --git a/pkgs/development/python-modules/py_stringmatching/default.nix b/pkgs/development/python-modules/py_stringmatching/default.nix
index 3931078c12ed..16b98320e8e4 100644
--- a/pkgs/development/python-modules/py_stringmatching/default.nix
+++ b/pkgs/development/python-modules/py_stringmatching/default.nix
@@ -8,11 +8,11 @@
 
 buildPythonPackage rec {
   pname = "py_stringmatching";
-  version = "0.4.0";
+  version = "0.4.1";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "0rjsx7iipn6svki21lmsza7b0dz9vkgmix696zryiv7gkhblqyb4";
+    sha256 = "c46db1e855cef596dfbbe1bd48fcabb30736479eff602c2bf88af10f998f1532";
   };
 
   checkInputs = [ nose ];