diff --git a/pkgs/development/python-modules/velbus-aio/default.nix b/pkgs/development/python-modules/velbus-aio/default.nix
index e7fc0f62d5e3..d4ddd6fa3cc8 100644
--- a/pkgs/development/python-modules/velbus-aio/default.nix
+++ b/pkgs/development/python-modules/velbus-aio/default.nix
@@ -8,7 +8,7 @@
 
 buildPythonPackage rec {
   pname = "velbus-aio";
-  version = "2021.9.1";
+  version = "2021.9.2";
 
   disabled = pythonOlder "3.7";
 
@@ -16,7 +16,7 @@ buildPythonPackage rec {
     owner = "Cereal2nd";
     repo = pname;
     rev = version;
-    sha256 = "0q7jrjljp65lrazv2yjsiw69240vmhcss3dqrgxhq79dpyck6zfl";
+    sha256 = "sha256-pFVhWrMygCwAsAYPnqtoaPcgh6y0Tf9vROYfn0M+g2E=";
   };
 
   propagatedBuildInputs = [