diff --git a/pkgs/development/python-modules/txtorcon/default.nix b/pkgs/development/python-modules/txtorcon/default.nix
index 01a7cd3d87ac..08a316ece8c9 100644
--- a/pkgs/development/python-modules/txtorcon/default.nix
+++ b/pkgs/development/python-modules/txtorcon/default.nix
@@ -4,7 +4,7 @@
 
 buildPythonPackage rec {
   pname = "txtorcon";
-  version = "20.0.0";
+  version = "21.1.0";
 
   checkInputs = [ pytest mock lsof GeoIP ];
   propagatedBuildInputs = [
@@ -15,7 +15,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "0yipb41w2icbj50d3z1j92d8w6xhbqd1rnmd31vzb5k3g20x0b0j";
+    sha256 = "aebf0b9ec6c69a029f6b61fd534e785692e28fdcd2fd003ce3cc132b9393b7d6";
   };
 
   # zope.interface issue