diff --git a/pkgs/development/tools/misc/d-feet/default.nix b/pkgs/development/tools/misc/d-feet/default.nix
index 783607860dec..2ada782563e5 100644
--- a/pkgs/development/tools/misc/d-feet/default.nix
+++ b/pkgs/development/tools/misc/d-feet/default.nix
@@ -1,28 +1,27 @@
 { stdenv, pkgconfig, fetchurl, itstool, intltool, libxml2, glib, gtk3
-, pep8, python, makeWrapper, gnome3, pygobject3, libwnck3 }:
+, pythonPackages, makeWrapper, gnome3, libwnck3 }:
 
 let
   version = "${major}.11";
   major = "0.3";
-in
-
-stdenv.mkDerivation rec {
+in pythonPackages.mkPythonDerivation rec {
   name = "d-feet-${version}";
+  namePrefix = "";
 
   src = fetchurl {
     url = "mirror://gnome/sources/d-feet/${major}/d-feet-${version}.tar.xz";
     sha256 = "a3dc940c66f84b996c328531e3034d475ec690d7ff639445ff7ca746aa8cb9c2";
   };
 
-  buildInputs = [
-    pkgconfig libxml2 itstool intltool glib gtk3 pep8 python
-    gnome3.defaultIconTheme makeWrapper pygobject3 libwnck3
+  buildInputs = [ pkgconfig libxml2 itstool intltool glib gtk3
+    gnome3.defaultIconTheme makeWrapper libwnck3
   ];
 
+  propagatedBuildInputs = with pythonPackages; [ pygobject3 pep8 ];
+
   preFixup =
     ''
       wrapProgram $out/bin/d-feet \
-        --prefix PYTHONPATH : "$(toPythonPath $out):$(toPythonPath ${pygobject3})" \
         --prefix GI_TYPELIB_PATH : "$GI_TYPELIB_PATH" \
         --prefix XDG_DATA_DIRS : "$XDG_ICON_DIRS:$out/share"
     '';
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 7d9f7219bd57..250325f96c1f 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -6536,9 +6536,7 @@ in
 
   dejagnu = callPackage ../development/tools/misc/dejagnu { };
 
-  dfeet = callPackage ../development/tools/misc/d-feet {
-    inherit (pythonPackages) pep8;
-  };
+  dfeet = callPackage ../development/tools/misc/d-feet { };
 
   dfu-programmer = callPackage ../development/tools/misc/dfu-programmer { };