diff --git a/pkgs/development/python-modules/factory_boy/default.nix b/pkgs/development/python-modules/factory_boy/default.nix
index 0c87f309489e..becf1cc19726 100644
--- a/pkgs/development/python-modules/factory_boy/default.nix
+++ b/pkgs/development/python-modules/factory_boy/default.nix
@@ -1,8 +1,10 @@
-{ stdenv
+{ lib
 , buildPythonPackage
 , fetchPypi
+, isPy27
 , faker
 , python
+, ipaddress
 }:
 
 buildPythonPackage rec {
@@ -14,16 +16,12 @@ buildPythonPackage rec {
     sha256 = "0w53hjgag6ad5i2vmrys8ysk54agsqvgbjy9lg8g0d8pi9h8vx7s";
   };
 
-  propagatedBuildInputs = [ faker ];
+  propagatedBuildInputs = [ faker ] ++ lib.optionals isPy27 [ ipaddress ];
 
   # tests not included with pypi release
   doCheck = false;
 
-  checkPhase = ''
-    ${python.interpreter} -m unittest
-  '';
-
-  meta = with stdenv.lib; {
+  meta = with lib; {
     description = "A Python package to create factories for complex objects";
     homepage    = https://github.com/rbarrois/factory_boy;
     license     = licenses.mit;