diff --git a/pkgs/development/python-modules/grpcio-channelz/default.nix b/pkgs/development/python-modules/grpcio-channelz/default.nix
index 028c63669ca3..634811c727e9 100644
--- a/pkgs/development/python-modules/grpcio-channelz/default.nix
+++ b/pkgs/development/python-modules/grpcio-channelz/default.nix
@@ -12,13 +12,13 @@
 # nixpkgs-update: no auto update
 buildPythonPackage rec {
   pname = "grpcio-channelz";
-  version = "1.80.0";
+  version = "1.81.0";
   pyproject = true;
 
   src = fetchPypi {
     pname = "grpcio_channelz";
     inherit version;
-    hash = "sha256-fs6As480ti6Q5uHFqghYXwwPE8GpyI6vdNioZxw6n6E=";
+    hash = "sha256-V6Gr5QURNJv9iafEJtHbaRmOLJzUcbr2wNVgbDTbmt8=";
   };
 
   build-system = [ setuptools ];