diff --git a/pkgs/development/python-modules/twisted/default.nix b/pkgs/development/python-modules/twisted/default.nix
index b09ccebde198..055fdd441489 100644
--- a/pkgs/development/python-modules/twisted/default.nix
+++ b/pkgs/development/python-modules/twisted/default.nix
@@ -17,12 +17,12 @@
 }:
 buildPythonPackage rec {
   pname = "Twisted";
-  version = "21.7.0";
+  version = "22.1.0";
 
   src = fetchPypi {
     inherit pname version;
     extension = "tar.gz";
-    sha256 = "01lh225d7lfnmfx4f4kxwl3963gjc9yg8jfkn1w769v34ia55mic";
+    sha256 = "sha256-t5ceyYBbD4Dh3LGjch17+tY21fkJ3mh0MM43OXnWe2E=";
   };
 
   propagatedBuildInputs = [ zope_interface incremental automat constantly hyperlink pyhamcrest attrs setuptools typing-extensions ];