diff --git a/pkgs/development/python-modules/volkszaehler/default.nix b/pkgs/development/python-modules/volkszaehler/default.nix
index f0314123b431..a05f22c3958b 100644
--- a/pkgs/development/python-modules/volkszaehler/default.nix
+++ b/pkgs/development/python-modules/volkszaehler/default.nix
@@ -10,7 +10,7 @@
 
 buildPythonPackage rec {
   pname = "volkszaehler";
-  version = "0.5.0";
+  version = "0.5.2";
   pyproject = true;
 
   disabled = pythonOlder "3.10";
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "home-assistant-ecosystem";
     repo = "python-volkszaehler";
     tag = version;
-    hash = "sha256-7SB0x0BO9SMeMG1M/hH4fX7oDbtwPgCzyRrrUq1/WPo=";
+    hash = "sha256-2XOV+Cft7xLIDNDpwNc+F8VasCYD8XEkxnwW0iS/p9U=";
   };
 
   build-system = [ setuptools ];