diff --git a/pkgs/development/python-modules/jsonrpclib-pelix/default.nix b/pkgs/development/python-modules/jsonrpclib-pelix/default.nix
index ea241918cdbc..2cb170527d3a 100644
--- a/pkgs/development/python-modules/jsonrpclib-pelix/default.nix
+++ b/pkgs/development/python-modules/jsonrpclib-pelix/default.nix
@@ -7,14 +7,14 @@
 
 buildPythonPackage rec {
   pname = "jsonrpclib-pelix";
-  version = "0.4.3.4";
+  version = "1.0.0";
   pyproject = true;
   build-system = [ hatchling ];
 
   src = fetchPypi {
     pname = "jsonrpclib_pelix";
     inherit version;
-    hash = "sha256-6C1vTakHp9ER75P9I2HIwgt50ki+T+mWeOCGJqqPy+8=";
+    hash = "sha256-Wx6hTabjcdur7bGr7QqLoc9ZZCg1DNnQGI88bGyO94Q=";
   };
 
   doCheck = false; # test_suite="tests" in setup.py but no tests in pypi.