diff --git a/pkgs/development/python-modules/persistent/default.nix b/pkgs/development/python-modules/persistent/default.nix
index 97553db305af..9a8310e6da1c 100644
--- a/pkgs/development/python-modules/persistent/default.nix
+++ b/pkgs/development/python-modules/persistent/default.nix
@@ -16,19 +16,19 @@
 
 buildPythonPackage rec {
   pname = "persistent";
-  version = "6.1";
+  version = "6.1.1";
   pyproject = true;
 
   disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-qhfm5ISXONCAcG6+bHnsjbD0qyyHl1+bNCSer3qWWGc=";
+    hash = "sha256-LTIbYOsH75APhals8HH/jDua7m5nm+zEjEbzRX6NnS8=";
   };
 
   postPatch = ''
     substituteInPlace pyproject.toml \
-      --replace-fail "setuptools<74" "setuptools"
+      --replace-fail "setuptools < 74" "setuptools"
   '';
 
   build-system = [ setuptools ];