diff --git a/pkgs/development/python-modules/pysigma-pipeline-windows/default.nix b/pkgs/development/python-modules/pysigma-pipeline-windows/default.nix
index a9eda723eb2..7620f84a97e 100644
--- a/pkgs/development/python-modules/pysigma-pipeline-windows/default.nix
+++ b/pkgs/development/python-modules/pysigma-pipeline-windows/default.nix
@@ -9,7 +9,7 @@
 
 buildPythonPackage rec {
   pname = "pysigma-pipeline-windows";
-  version = "0.1.0";
+  version = "0.1.1";
   format = "pyproject";
 
   disabled = pythonOlder "3.8";
@@ -17,8 +17,8 @@ buildPythonPackage rec {
   src = fetchFromGitHub {
     owner = "SigmaHQ";
     repo = "pySigma-pipeline-windows";
-    rev = "v${version}";
-    hash = "sha256-BO6hiPLwEJX0sICqMZfcO4tqljdS+93Z1kG8IWsV9og=";
+    rev = "refs/tags/v${version}";
+    hash = "sha256-ATDWhHY9tjuQbfIFgoGhz8qsluH9hTSI9zdPmP8GPWE=";
   };
 
   nativeBuildInputs = [