diff --git a/pkgs/development/python-modules/remarshal/default.nix b/pkgs/development/python-modules/remarshal/default.nix
index 2f8ac9b22dad..254be50c8641 100644
--- a/pkgs/development/python-modules/remarshal/default.nix
+++ b/pkgs/development/python-modules/remarshal/default.nix
@@ -21,7 +21,7 @@
   pytestCheckHook,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "remarshal";
   version = "1.3.0"; # test with `nix-build pkgs/pkgs-lib/format`
   pyproject = true;
@@ -29,7 +29,7 @@ buildPythonPackage rec {
   src = fetchFromGitHub {
     owner = "remarshal-project";
     repo = "remarshal";
-    tag = "v${version}";
+    tag = "v${finalAttrs.version}";
     hash = "sha256-/K8x6ij23pk5O1+XJdFHaGbZ47nFMbXzp+4UMO5dGp4=";
   };
 
@@ -50,11 +50,11 @@ buildPythonPackage rec {
   nativeCheckInputs = [ pytestCheckHook ];
 
   meta = {
-    changelog = "https://github.com/remarshal-project/remarshal/releases/tag/${src.tag}";
+    changelog = "https://github.com/remarshal-project/remarshal/releases/tag/${finalAttrs.src.tag}";
     description = "Convert between TOML, YAML and JSON";
     license = lib.licenses.mit;
     homepage = "https://github.com/remarshal-project/remarshal";
     maintainers = [ ];
     mainProgram = "remarshal";
   };
-}
+})