diff --git a/pkgs/development/python-modules/codepy/default.nix b/pkgs/development/python-modules/codepy/default.nix
index cf0410cc592c..44121e8a81da 100644
--- a/pkgs/development/python-modules/codepy/default.nix
+++ b/pkgs/development/python-modules/codepy/default.nix
@@ -10,14 +10,14 @@
 
 buildPythonPackage rec {
   pname = "codepy";
-  version = "2019.1";
+  version = "2025.1";
   format = "setuptools";
 
   src = fetchFromGitHub {
     owner = "inducer";
     repo = "codepy";
-    rev = "v${version}";
-    hash = "sha256-viMfB/nDrvDA/IGRZEX+yXylxbbmqbh/fgdYXBzK0zM=";
+    tag = "v${version}";
+    hash = "sha256-PHIC3q9jQlRRoUoemVtyrl5hcZXMX28gRkI5Xpk9yBY=";
   };
 
   buildInputs = [