diff --git a/pkgs/tools/security/uddup/default.nix b/pkgs/tools/security/uddup/default.nix
index 60c3609738d..5cde218bacf 100644
--- a/pkgs/tools/security/uddup/default.nix
+++ b/pkgs/tools/security/uddup/default.nix
@@ -1,13 +1,12 @@
 { lib
-, buildPythonApplication
-, colorama
 , fetchFromGitHub
-, pytestCheckHook
+, python3
 }:
 
-buildPythonApplication rec {
+python3.pkgs.buildPythonApplication rec {
   pname = "uddup";
   version = "0.9.3";
+  format = "setuptools";
 
   src = fetchFromGitHub {
     owner = "rotemreiss";
@@ -16,15 +15,17 @@ buildPythonApplication rec {
     sha256 = "1f5dm3772hiik9irnyvbs7wygcafbwi7czw3b47cwhb90b8fi5hg";
   };
 
-  propagatedBuildInputs = [
+  propagatedBuildInputs = with python3.pkgs; [
     colorama
   ];
 
-  checkInputs = [
+  checkInputs = with python3.pkgs; [
     pytestCheckHook
   ];
 
-  pythonImportsCheck = [ "uddup" ];
+  pythonImportsCheck = [
+    "uddup"
+  ];
 
   meta = with lib; {
     description = "Tool for de-duplication URLs";
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index a698cf8fb64..392fd1b91f9 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -15479,7 +15479,7 @@ with pkgs;
     inherit (darwin.apple_sdk.frameworks) CoreFoundation;
   };
 
-  uddup = python3Packages.callPackage ../tools/security/uddup { };
+  uddup = callPackage ../tools/security/uddup { };
 
   udis86 = callPackage  ../development/tools/udis86 { };