diff --git a/pkgs/development/python-modules/habluetooth/default.nix b/pkgs/development/python-modules/habluetooth/default.nix
index bdb5311e3c75..9e347d9a1553 100644
--- a/pkgs/development/python-modules/habluetooth/default.nix
+++ b/pkgs/development/python-modules/habluetooth/default.nix
@@ -16,7 +16,7 @@
 
 buildPythonPackage rec {
   pname = "habluetooth";
-  version = "2.2.0";
+  version = "2.1.0";
   pyproject = true;
 
   disabled = pythonOlder "3.10";
@@ -25,7 +25,7 @@ buildPythonPackage rec {
     owner = "Bluetooth-Devices";
     repo = "habluetooth";
     rev = "refs/tags/v${version}";
-    hash = "sha256-iFMs4FXl82ZkOKNad0XY8Ci9gHwdkyzP5LiYJ4/uyzY=";
+    hash = "sha256-oPdKmaj2wKgOQw7QYwOQc8efcNtQiGryZgNJ+bbB6L8=";
   };
 
   postPatch = ''