diff --git a/pkgs/development/tools/remarshal/default.nix b/pkgs/development/python-modules/remarshal/default.nix
similarity index 70%
rename from pkgs/development/tools/remarshal/default.nix
rename to pkgs/development/python-modules/remarshal/default.nix
index 67137fb1ed93..90024e732576 100644
--- a/pkgs/development/tools/remarshal/default.nix
+++ b/pkgs/development/python-modules/remarshal/default.nix
@@ -1,15 +1,21 @@
-{ lib, python3Packages }:
+{ lib, buildPythonApplication, fetchPypi
+, cbor2
+, python-dateutil
+, pyyaml
+, tomlkit
+, u-msgpack-python
+}:
 
-python3Packages.buildPythonApplication rec {
+buildPythonApplication rec {
   pname = "remarshal";
   version = "0.14.0";
 
-  src = python3Packages.fetchPypi {
+  src = fetchPypi {
     inherit pname version;
     sha256 = "16425aa1575a271dd3705d812b06276eeedc3ac557e7fd28e06822ad14cd0667";
   };
 
-  propagatedBuildInputs = with python3Packages; [
+  propagatedBuildInputs = [
     pyyaml cbor2 python-dateutil tomlkit u-msgpack-python
   ];
 
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 4330bda4c683..023d6f7da5b3 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -8355,7 +8355,7 @@ with pkgs;
     inherit (darwin.apple_sdk.frameworks) Security;
   };
 
-  remarshal = callPackage ../development/tools/remarshal { };
+  remarshal = with python3Packages; toPythonApplication remarshal;
 
   rehex = callPackage ../applications/editors/rehex {
     inherit (darwin.apple_sdk.frameworks) Carbon Cocoa IOKit;
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 50f4bf108def..2ef3b52af0a4 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -7641,6 +7641,8 @@ in {
 
   relatorio = callPackage ../development/python-modules/relatorio { };
 
+  remarshal = callPackage ../development/python-modules/remarshal { };
+
   rencode = callPackage ../development/python-modules/rencode { };
 
   reparser = callPackage ../development/python-modules/reparser { };