diff --git a/pkgs/development/python-modules/factory_boy/default.nix b/pkgs/development/python-modules/factory_boy/default.nix
new file mode 100644
index 00000000000..1e5da699894
--- /dev/null
+++ b/pkgs/development/python-modules/factory_boy/default.nix
@@ -0,0 +1,24 @@
+{ stdenv
+, buildPythonPackage
+, fetchPypi
+, fake_factory
+}:
+
+buildPythonPackage rec {
+  pname = "factory_boy";
+  version = "2.6.1";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0a21f8kq917fj8xgmyp6gy8vcrlzzgwn80qas0d76h3vjbdy0bdq";
+  };
+
+  propagatedBuildInputs = [ fake_factory ];
+
+  meta = with stdenv.lib; {
+    description = "A Python package to create factories for complex objects";
+    homepage    = https://github.com/rbarrois/factory_boy;
+    license     = licenses.mit;
+  };
+
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index a597d426401..4b005c290a9 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -1756,23 +1756,7 @@ in {
 
   fake_factory = callPackage ../development/python-modules/fake_factory { };
 
-  factory_boy = buildPythonPackage rec {
-    name = "factory_boy-${version}";
-    version = "2.6.1";
-
-    src = pkgs.fetchurl {
-      url = "mirror://pypi/f/factory_boy/${name}.tar.gz";
-      sha256 = "0a21f8kq917fj8xgmyp6gy8vcrlzzgwn80qas0d76h3vjbdy0bdq";
-    };
-
-    propagatedBuildInputs = with self; [ fake_factory ];
-
-    meta = {
-      description = "A Python package to create factories for complex objects";
-      homepage    = https://github.com/rbarrois/factory_boy;
-      license     = licenses.mit;
-    };
-  };
+  factory_boy = callPackage ../development/python-modules/factory_boy { };
 
   Fabric = callPackage ../development/python-modules/Fabric { };