diff --git a/pkgs/development/python-modules/mitogen/default.nix b/pkgs/development/python-modules/mitogen/default.nix
index 0a9dd029a5d2..41bbb18fba01 100644
--- a/pkgs/development/python-modules/mitogen/default.nix
+++ b/pkgs/development/python-modules/mitogen/default.nix
@@ -7,7 +7,7 @@
 
 buildPythonPackage rec {
   pname = "mitogen";
-  version = "0.3.5";
+  version = "0.3.6";
   pyproject = true;
 
   disabled = pythonOlder "3.7";
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "mitogen-hq";
     repo = "mitogen";
     rev = "refs/tags/v${version}";
-    hash = "sha256-EDybx25eqJiMeoyB/lkuuofGTS8Q0ZjtB8HaKuGaKhk=";
+    hash = "sha256-zQTto4SGPvQIXPAcTQx8FA+n/5RcpqKKn0UqlFM2yqI=";
   };
 
   build-system = [