diff --git a/pkgs/development/python-modules/txtorcon/default.nix b/pkgs/development/python-modules/txtorcon/default.nix
index cd2d6c9a365..2e7c07c74f3 100644
--- a/pkgs/development/python-modules/txtorcon/default.nix
+++ b/pkgs/development/python-modules/txtorcon/default.nix
@@ -5,7 +5,7 @@
 buildPythonPackage rec {
   name = "${pname}-${version}";
   pname = "txtorcon";
-  version = "0.19.3";
+  version = "0.20.0";
 
   checkInputs = [ pytest mock lsof GeoIP ];
   propagatedBuildInputs = [
@@ -16,7 +16,7 @@ buildPythonPackage rec {
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "1za4qag4g2lbw695v4ssxqc2aspdyknnbn2diylwg8q9g5k9cczp";
+    sha256 = "dc80cb76b3ddacef6d671c0a088cb1a45274c0858554c32ce55d0f41421c740e";
   };
 
   # ipaddress isn't required for Python 3 although it's in requirements.txt.