diff --git a/pkgs/tools/backup/ddar/default.nix b/pkgs/tools/backup/ddar/default.nix
new file mode 100644
index 000000000000..d09ffdcdc4d2
--- /dev/null
+++ b/pkgs/tools/backup/ddar/default.nix
@@ -0,0 +1,25 @@
+{ lib, buildPythonApplication, fetchFromGitHub, python, protobuf, sqlite, roundup }:
+
+buildPythonApplication rec {
+  pname = "ddar";
+  version = "1.0";
+
+  src = fetchFromGitHub {
+    owner = "basak";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "158jdy5261k9yw540g48hddy5zyqrr81ir9fjlcy4jnrwfkg7ynm";
+  };
+
+  preBuild = ''
+    make -f Makefile.prep synctus/ddar_pb2.py
+  '';
+
+  propagatedBuildInputs = [ protobuf ];
+
+  meta = with lib; {
+    description = "Unix de-duplicating archiver";
+    license = licenses.gpl3;
+    homepage = src.meta.homepage;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index eb63e718e479..ce9470229f83 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -1031,6 +1031,8 @@ with pkgs;
 
   dateutils = callPackage ../tools/misc/dateutils { };
 
+  ddar = pythonPackages.callPackage ../tools/backup/ddar { };
+
   ddate = callPackage ../tools/misc/ddate { };
 
   dehydrated = callPackage ../tools/admin/dehydrated { };
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 0eebd578c3a3..c3e2e99c9432 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -3836,27 +3836,6 @@ in {
     };
   });
 
-  ddar = buildPythonPackage {
-    name = "ddar-1.0";
-
-    src = pkgs.fetchurl {
-      url = "https://github.com/basak/ddar/archive/v1.0.tar.gz";
-      sha256 = "08lv7hrbhcv6hbl01sx8fgx3l8s2nn8rvcicdidafwm87bvi2nmr";
-    };
-
-    preBuild = ''
-      make -f Makefile.prep synctus/ddar_pb2.py
-    '';
-
-    propagatedBuildInputs = with self; [ protobuf ];
-
-    meta = {
-      description = "Unix de-duplicating archiver";
-      license = licenses.gpl3;
-      homepage = https://github.com/basak/ddar;
-    };
-  };
-
   decorator = callPackage ../development/python-modules/decorator { };
 
   deform = buildPythonPackage rec {