diff --git a/pkgs/development/python-modules/zamg/default.nix b/pkgs/development/python-modules/zamg/default.nix
index 791dfd87798a..9f363bd150c5 100644
--- a/pkgs/development/python-modules/zamg/default.nix
+++ b/pkgs/development/python-modules/zamg/default.nix
@@ -9,7 +9,7 @@
 
 buildPythonPackage rec {
   pname = "zamg";
-  version = "0.2.2";
+  version = "0.2.3";
   format = "pyproject";
 
   disabled = pythonOlder "3.8";
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "killer0071234";
     repo = "python-zamg";
     rev = "refs/tags/v${version}";
-    hash = "sha256-pBXt7t7Cs7F0bxvB8N67XaY/uvYhZPw10+bei/3QSfw=";
+    hash = "sha256-4q6/+/neWw0BFPjhCPXuLiCwyGqQn96D2pSyK/Yl6U8=";
   };
 
   postPatch = ''