diff --git a/pkgs/development/python-modules/asyncssh/default.nix b/pkgs/development/python-modules/asyncssh/default.nix
index adc123e7e013..71cc83302b18 100644
--- a/pkgs/development/python-modules/asyncssh/default.nix
+++ b/pkgs/development/python-modules/asyncssh/default.nix
@@ -21,14 +21,14 @@
 
 buildPythonPackage rec {
   pname = "asyncssh";
-  version = "2.20.0";
+  version = "2.21.0";
   pyproject = true;
 
   disabled = pythonOlder "3.6";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-AgtuOEsjKO+Gg5CK2Oc96ewrm2L9lkVx6pV7uphBKYM=";
+    hash = "sha256-RQ/hO7jYao9OfXtfr853kRgco+fJLhW7xF37JYZuSLM=";
   };
 
   build-system = [ setuptools ];